Home / 74,890,591.80-112,335,887.70-34,579,807.80

Finding the Fourth Proportional to 74,890,591.80, 112,335,887.70 and 34,579,807.80

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Solution

The fourth proportional to 74,890,591.80, 112,335,887.70 and 34,579,807.80 is: 51,869,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,890,591.80 : 112,335,887.70 = 34,579,807.80 : x
  2. Step 2: Convert to fraction form
    74,890,591.80/112,335,887.70 = 34,579,807.80/x
  3. Step 3: Cross multiply
    74,890,591.80x = 112,335,887.70 × 34,579,807.80
  4. Step 4: Simplify right side
    74,890,591.80x = 3,884,553,405,708,384
  5. Step 5: Solve for x
    x = 3,884,553,405,708,384/74,890,591.80
  6. Step 6: Final answer
    x = 51,869,711.70

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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.