Home / 42,704,812.24-64,059,134.52-13,952,699.60

Finding the Fourth Proportional to 42,704,812.24, 64,059,134.52 and 13,952,699.60

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Solution

The fourth proportional to 42,704,812.24, 64,059,134.52 and 13,952,699.60 is: 20,929,675.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704,812.24 : 64,059,134.52 = 13,952,699.60 : x
  2. Step 2: Convert to fraction form
    42,704,812.24/64,059,134.52 = 13,952,699.60/x
  3. Step 3: Cross multiply
    42,704,812.24x = 64,059,134.52 × 13,952,699.60
  4. Step 4: Simplify right side
    42,704,812.24x = 893,797,860,593,550.25
  5. Step 5: Solve for x
    x = 893,797,860,593,550.25/42,704,812.24
  6. Step 6: Final answer
    x = 20,929,675.46

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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.