Home / 52,152,426.30-78,239,137.05-43,691,360.70

Finding the Fourth Proportional to 52,152,426.30, 78,239,137.05 and 43,691,360.70

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Solution

The fourth proportional to 52,152,426.30, 78,239,137.05 and 43,691,360.70 is: 65,545,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,152,426.30 : 78,239,137.05 = 43,691,360.70 : x
  2. Step 2: Convert to fraction form
    52,152,426.30/78,239,137.05 = 43,691,360.70/x
  3. Step 3: Cross multiply
    52,152,426.30x = 78,239,137.05 × 43,691,360.70
  4. Step 4: Simplify right side
    52,152,426.30x = 3,418,374,357,708,284
  5. Step 5: Solve for x
    x = 3,418,374,357,708,284/52,152,426.30
  6. Step 6: Final answer
    x = 65,545,835.55

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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.