Home / 42,522,709.19-63,793,366.12-13,771,751.09

Finding the Fourth Proportional to 42,522,709.19, 63,793,366.12 and 13,771,751.09

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Solution

The fourth proportional to 42,522,709.19, 63,793,366.12 and 13,771,751.09 is: 20,660,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,522,709.19 : 63,793,366.12 = 13,771,751.09 : x
  2. Step 2: Convert to fraction form
    42,522,709.19/63,793,366.12 = 13,771,751.09/x
  3. Step 3: Cross multiply
    42,522,709.19x = 63,793,366.12 × 13,771,751.09
  4. Step 4: Simplify right side
    42,522,709.19x = 878,546,359,096,127
  5. Step 5: Solve for x
    x = 878,546,359,096,127/42,522,709.19
  6. Step 6: Final answer
    x = 20,660,639.36

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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.