Home / 12,377,496.30-18,566,244.45-7,069,080.30

Finding the Fourth Proportional to 12,377,496.30, 18,566,244.45 and 7,069,080.30

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Solution

The fourth proportional to 12,377,496.30, 18,566,244.45 and 7,069,080.30 is: 10,603,620.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,377,496.30 : 18,566,244.45 = 7,069,080.30 : x
  2. Step 2: Convert to fraction form
    12,377,496.30/18,566,244.45 = 7,069,080.30/x
  3. Step 3: Cross multiply
    12,377,496.30x = 18,566,244.45 × 7,069,080.30
  4. Step 4: Simplify right side
    12,377,496.30x = 131,246,272,886,479.33
  5. Step 5: Solve for x
    x = 131,246,272,886,479.33/12,377,496.30
  6. Step 6: Final answer
    x = 10,603,620.45

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Double scale
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Similar ratio
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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.