Home / 55,679,817.05-76,839,894.88-32,157,916.82

Finding the Fourth Proportional to 55,679,817.05, 76,839,894.88 and 32,157,916.82

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Solution

The fourth proportional to 55,679,817.05, 76,839,894.88 and 32,157,916.82 is: 44,378,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,679,817.05 : 76,839,894.88 = 32,157,916.82 : x
  2. Step 2: Convert to fraction form
    55,679,817.05/76,839,894.88 = 32,157,916.82/x
  3. Step 3: Cross multiply
    55,679,817.05x = 76,839,894.88 × 32,157,916.82
  4. Step 4: Simplify right side
    55,679,817.05x = 2,471,010,947,832,139.50
  5. Step 5: Solve for x
    x = 2,471,010,947,832,139.50/55,679,817.05
  6. Step 6: Final answer
    x = 44,378,934.39

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Double scale
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1.5x scale

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.