Home / 76,432,884.49-114,535,951.48-56,138,924.17

Finding the Fourth Proportional to 76,432,884.49, 114,535,951.48 and 56,138,924.17

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Solution

The fourth proportional to 76,432,884.49, 114,535,951.48 and 56,138,924.17 is: 84,125,113.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,432,884.49 : 114,535,951.48 = 56,138,924.17 : x
  2. Step 2: Convert to fraction form
    76,432,884.49/114,535,951.48 = 56,138,924.17/x
  3. Step 3: Cross multiply
    76,432,884.49x = 114,535,951.48 × 56,138,924.17
  4. Step 4: Simplify right side
    76,432,884.49x = 6,429,925,094,874,520
  5. Step 5: Solve for x
    x = 6,429,925,094,874,520/76,432,884.49
  6. Step 6: Final answer
    x = 84,125,113.66

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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.