Home / 65,856,551.92-90,881,970.64-36,087,925.89

Finding the Fourth Proportional to 65,856,551.92, 90,881,970.64 and 36,087,925.89

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Solution

The fourth proportional to 65,856,551.92, 90,881,970.64 and 36,087,925.89 is: 49,801,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,856,551.92 : 90,881,970.64 = 36,087,925.89 : x
  2. Step 2: Convert to fraction form
    65,856,551.92/90,881,970.64 = 36,087,925.89/x
  3. Step 3: Cross multiply
    65,856,551.92x = 90,881,970.64 × 36,087,925.89
  4. Step 4: Simplify right side
    65,856,551.92x = 3,279,741,821,193,476
  5. Step 5: Solve for x
    x = 3,279,741,821,193,476/65,856,551.92
  6. Step 6: Final answer
    x = 49,801,298.82

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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.