Home / 12,607,496.20-18,911,244.30-10,368,008.20

Finding the Fourth Proportional to 12,607,496.20, 18,911,244.30 and 10,368,008.20

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Solution

The fourth proportional to 12,607,496.20, 18,911,244.30 and 10,368,008.20 is: 15,552,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607,496.20 : 18,911,244.30 = 10,368,008.20 : x
  2. Step 2: Convert to fraction form
    12,607,496.20/18,911,244.30 = 10,368,008.20/x
  3. Step 3: Cross multiply
    12,607,496.20x = 18,911,244.30 × 10,368,008.20
  4. Step 4: Simplify right side
    12,607,496.20x = 196,071,935,974,603.25
  5. Step 5: Solve for x
    x = 196,071,935,974,603.25/12,607,496.20
  6. Step 6: Final answer
    x = 15,552,012.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.