Home / 42,201,517.93-63,293,419.54-11,902,295.05

Finding the Fourth Proportional to 42,201,517.93, 63,293,419.54 and 11,902,295.05

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Solution

The fourth proportional to 42,201,517.93, 63,293,419.54 and 11,902,295.05 is: 17,850,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,201,517.93 : 63,293,419.54 = 11,902,295.05 : x
  2. Step 2: Convert to fraction form
    42,201,517.93/63,293,419.54 = 11,902,295.05/x
  3. Step 3: Cross multiply
    42,201,517.93x = 63,293,419.54 × 11,902,295.05
  4. Step 4: Simplify right side
    42,201,517.93x = 753,336,953,900,526
  5. Step 5: Solve for x
    x = 753,336,953,900,526/42,201,517.93
  6. Step 6: Final answer
    x = 17,850,944.49

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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.