Home / 42,861,896.82-64,301,702.85-14,109,757.74

Finding the Fourth Proportional to 42,861,896.82, 64,301,702.85 and 14,109,757.74

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Solution

The fourth proportional to 42,861,896.82, 64,301,702.85 and 14,109,757.74 is: 21,167,552.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,861,896.82 : 64,301,702.85 = 14,109,757.74 : x
  2. Step 2: Convert to fraction form
    42,861,896.82/64,301,702.85 = 14,109,757.74/x
  3. Step 3: Cross multiply
    42,861,896.82x = 64,301,702.85 × 14,109,757.74
  4. Step 4: Simplify right side
    42,861,896.82x = 907,281,449,482,967.62
  5. Step 5: Solve for x
    x = 907,281,449,482,967.62/42,861,896.82
  6. Step 6: Final answer
    x = 21,167,552.46

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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.