Home / 13,565,599.40-20,348,399.10-9,260,927.30

Finding the Fourth Proportional to 13,565,599.40, 20,348,399.10 and 9,260,927.30

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Solution

The fourth proportional to 13,565,599.40, 20,348,399.10 and 9,260,927.30 is: 13,891,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,599.40 : 20,348,399.10 = 9,260,927.30 : x
  2. Step 2: Convert to fraction form
    13,565,599.40/20,348,399.10 = 9,260,927.30/x
  3. Step 3: Cross multiply
    13,565,599.40x = 20,348,399.10 × 9,260,927.30
  4. Step 4: Simplify right side
    13,565,599.40x = 188,445,044,736,485.47
  5. Step 5: Solve for x
    x = 188,445,044,736,485.47/13,565,599.40
  6. Step 6: Final answer
    x = 13,891,390.95

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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.