Home / 42,445,638.10-63,668,457.15-15,165,000.10

Finding the Fourth Proportional to 42,445,638.10, 63,668,457.15 and 15,165,000.10

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Solution

The fourth proportional to 42,445,638.10, 63,668,457.15 and 15,165,000.10 is: 22,747,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,445,638.10 : 63,668,457.15 = 15,165,000.10 : x
  2. Step 2: Convert to fraction form
    42,445,638.10/63,668,457.15 = 15,165,000.10/x
  3. Step 3: Cross multiply
    42,445,638.10x = 63,668,457.15 × 15,165,000.10
  4. Step 4: Simplify right side
    42,445,638.10x = 965,532,159,046,595.62
  5. Step 5: Solve for x
    x = 965,532,159,046,595.62/42,445,638.10
  6. Step 6: Final answer
    x = 22,747,500.15

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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.