Home / 57,126,592.26-78,834,411.81-31,020,877.62

Finding the Fourth Proportional to 57,126,592.26, 78,834,411.81 and 31,020,877.62

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Solution

The fourth proportional to 57,126,592.26, 78,834,411.81 and 31,020,877.62 is: 42,808,656.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,126,592.26 : 78,834,411.81 = 31,020,877.62 : x
  2. Step 2: Convert to fraction form
    57,126,592.26/78,834,411.81 = 31,020,877.62/x
  3. Step 3: Cross multiply
    57,126,592.26x = 78,834,411.81 × 31,020,877.62
  4. Step 4: Simplify right side
    57,126,592.26x = 2,445,512,641,002,693
  5. Step 5: Solve for x
    x = 2,445,512,641,002,693/57,126,592.26
  6. Step 6: Final answer
    x = 42,808,656.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.