Home / 61,002,876.96-91,476,411.12-36,421,961.76

Finding the Fourth Proportional to 61,002,876.96, 91,476,411.12 and 36,421,961.76

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Solution

The fourth proportional to 61,002,876.96, 91,476,411.12 and 36,421,961.76 is: 54,616,282.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,002,876.96 : 91,476,411.12 = 36,421,961.76 : x
  2. Step 2: Convert to fraction form
    61,002,876.96/91,476,411.12 = 36,421,961.76/x
  3. Step 3: Cross multiply
    61,002,876.96x = 91,476,411.12 × 36,421,961.76
  4. Step 4: Simplify right side
    61,002,876.96x = 3,331,750,347,754,679
  5. Step 5: Solve for x
    x = 3,331,750,347,754,679/61,002,876.96
  6. Step 6: Final answer
    x = 54,616,282.28

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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.