Home / 42,497,314.95-63,745,972.43-13,764,071.55

Finding the Fourth Proportional to 42,497,314.95, 63,745,972.43 and 13,764,071.55

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Solution

The fourth proportional to 42,497,314.95, 63,745,972.43 and 13,764,071.55 is: 20,646,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,497,314.95 : 63,745,972.43 = 13,764,071.55 : x
  2. Step 2: Convert to fraction form
    42,497,314.95/63,745,972.43 = 13,764,071.55/x
  3. Step 3: Cross multiply
    42,497,314.95x = 63,745,972.43 × 13,764,071.55
  4. Step 4: Simplify right side
    42,497,314.95x = 877,404,125,482,027
  5. Step 5: Solve for x
    x = 877,404,125,482,027/42,497,314.95
  6. Step 6: Final answer
    x = 20,646,107.33

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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.