Home / 42,497,360.20-63,746,040.30-13,764,116.80

Finding the Fourth Proportional to 42,497,360.20, 63,746,040.30 and 13,764,116.80

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Solution

The fourth proportional to 42,497,360.20, 63,746,040.30 and 13,764,116.80 is: 20,646,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,360.20 : 63,746,040.30 = 13,764,116.80 : x
  2. Step 2: Convert to fraction form
    42,497,360.20/63,746,040.30 = 13,764,116.80/x
  3. Step 3: Cross multiply
    42,497,360.20x = 63,746,040.30 × 13,764,116.80
  4. Step 4: Simplify right side
    42,497,360.20x = 877,407,944,226,707
  5. Step 5: Solve for x
    x = 877,407,944,226,707/42,497,360.20
  6. Step 6: Final answer
    x = 20,646,175.20

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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.