Home / 65,050,967.52-89,773,151.04-38,940,434.46

Finding the Fourth Proportional to 65,050,967.52, 89,773,151.04 and 38,940,434.46

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Solution

The fourth proportional to 65,050,967.52, 89,773,151.04 and 38,940,434.46 is: 53,739,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,050,967.52 : 89,773,151.04 = 38,940,434.46 : x
  2. Step 2: Convert to fraction form
    65,050,967.52/89,773,151.04 = 38,940,434.46/x
  3. Step 3: Cross multiply
    65,050,967.52x = 89,773,151.04 × 38,940,434.46
  4. Step 4: Simplify right side
    65,050,967.52x = 3,495,805,504,340,801
  5. Step 5: Solve for x
    x = 3,495,805,504,340,801/65,050,967.52
  6. Step 6: Final answer
    x = 53,739,485.17

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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.