Home / 92,690,645.76-127,917,455.04-51,437,877.12

Finding the Fourth Proportional to 92,690,645.76, 127,917,455.04 and 51,437,877.12

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Solution

The fourth proportional to 92,690,645.76, 127,917,455.04 and 51,437,877.12 is: 70,986,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,690,645.76 : 127,917,455.04 = 51,437,877.12 : x
  2. Step 2: Convert to fraction form
    92,690,645.76/127,917,455.04 = 51,437,877.12/x
  3. Step 3: Cross multiply
    92,690,645.76x = 127,917,455.04 × 51,437,877.12
  4. Step 4: Simplify right side
    92,690,645.76x = 6,579,802,333,850,645
  5. Step 5: Solve for x
    x = 6,579,802,333,850,645/92,690,645.76
  6. Step 6: Final answer
    x = 70,986,692.13

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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.