Home / 42,497,354.70-63,746,032.05-13,764,111.30

Finding the Fourth Proportional to 42,497,354.70, 63,746,032.05 and 13,764,111.30

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Solution

The fourth proportional to 42,497,354.70, 63,746,032.05 and 13,764,111.30 is: 20,646,166.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,354.70 : 63,746,032.05 = 13,764,111.30 : x
  2. Step 2: Convert to fraction form
    42,497,354.70/63,746,032.05 = 13,764,111.30/x
  3. Step 3: Cross multiply
    42,497,354.70x = 63,746,032.05 × 13,764,111.30
  4. Step 4: Simplify right side
    42,497,354.70x = 877,407,480,069,567.12
  5. Step 5: Solve for x
    x = 877,407,480,069,567.12/42,497,354.70
  6. Step 6: Final answer
    x = 20,646,166.95

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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.