Home / 57,745,168.92-86,617,754.22-19,406,684.28

Finding the Fourth Proportional to 57,745,168.92, 86,617,754.22 and 19,406,684.28

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Solution

The fourth proportional to 57,745,168.92, 86,617,754.22 and 19,406,684.28 is: 29,110,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,745,168.92 : 86,617,754.22 = 19,406,684.28 : x
  2. Step 2: Convert to fraction form
    57,745,168.92/86,617,754.22 = 19,406,684.28/x
  3. Step 3: Cross multiply
    57,745,168.92x = 86,617,754.22 × 19,406,684.28
  4. Step 4: Simplify right side
    57,745,168.92x = 1,680,963,409,190,177.75
  5. Step 5: Solve for x
    x = 1,680,963,409,190,177.75/57,745,168.92
  6. Step 6: Final answer
    x = 29,110,026.70

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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.