Home / 15,234,240.06-21,023,638.19-8,358,720.30

Finding the Fourth Proportional to 15,234,240.06, 21,023,638.19 and 8,358,720.30

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Solution

The fourth proportional to 15,234,240.06, 21,023,638.19 and 8,358,720.30 is: 11,535,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234,240.06 : 21,023,638.19 = 8,358,720.30 : x
  2. Step 2: Convert to fraction form
    15,234,240.06/21,023,638.19 = 8,358,720.30/x
  3. Step 3: Cross multiply
    15,234,240.06x = 21,023,638.19 × 8,358,720.30
  4. Step 4: Simplify right side
    15,234,240.06x = 175,730,711,318,608.25
  5. Step 5: Solve for x
    x = 175,730,711,318,608.25/15,234,240.06
  6. Step 6: Final answer
    x = 11,535,246.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.