Home / 76,223,495.70-114,335,017.26-21,636,127.41

Finding the Fourth Proportional to 76,223,495.70, 114,335,017.26 and 21,636,127.41

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Solution

The fourth proportional to 76,223,495.70, 114,335,017.26 and 21,636,127.41 is: 32,454,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,223,495.70 : 114,335,017.26 = 21,636,127.41 : x
  2. Step 2: Convert to fraction form
    76,223,495.70/114,335,017.26 = 21,636,127.41/x
  3. Step 3: Cross multiply
    76,223,495.70x = 114,335,017.26 × 21,636,127.41
  4. Step 4: Simplify right side
    76,223,495.70x = 2,473,767,000,861,909
  5. Step 5: Solve for x
    x = 2,473,767,000,861,909/76,223,495.70
  6. Step 6: Final answer
    x = 32,454,126.88

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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.