Home / 42,497,244.20-63,745,866.30-13,764,000.80

Finding the Fourth Proportional to 42,497,244.20, 63,745,866.30 and 13,764,000.80

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Solution

The fourth proportional to 42,497,244.20, 63,745,866.30 and 13,764,000.80 is: 20,646,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,244.20 : 63,745,866.30 = 13,764,000.80 : x
  2. Step 2: Convert to fraction form
    42,497,244.20/63,745,866.30 = 13,764,000.80/x
  3. Step 3: Cross multiply
    42,497,244.20x = 63,745,866.30 × 13,764,000.80
  4. Step 4: Simplify right side
    42,497,244.20x = 877,398,154,749,893
  5. Step 5: Solve for x
    x = 877,398,154,749,893/42,497,244.20
  6. Step 6: Final answer
    x = 20,646,001.20

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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.