Home / 65,657,901.64-90,612,592.92-36,288,603.04

Finding the Fourth Proportional to 65,657,901.64, 90,612,592.92 and 36,288,603.04

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Solution

The fourth proportional to 65,657,901.64, 90,612,592.92 and 36,288,603.04 is: 50,080,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,657,901.64 : 90,612,592.92 = 36,288,603.04 : x
  2. Step 2: Convert to fraction form
    65,657,901.64/90,612,592.92 = 36,288,603.04/x
  3. Step 3: Cross multiply
    65,657,901.64x = 90,612,592.92 × 36,288,603.04
  4. Step 4: Simplify right side
    65,657,901.64x = 3,288,204,414,898,994.50
  5. Step 5: Solve for x
    x = 3,288,204,414,898,994.50/65,657,901.64
  6. Step 6: Final answer
    x = 50,080,863.58

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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.