Home / 65,622,287.91-98,432,164.76-19,595,343.38

Finding the Fourth Proportional to 65,622,287.91, 98,432,164.76 and 19,595,343.38

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Solution

The fourth proportional to 65,622,287.91, 98,432,164.76 and 19,595,343.38 is: 29,392,636.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,622,287.91 : 98,432,164.76 = 19,595,343.38 : x
  2. Step 2: Convert to fraction form
    65,622,287.91/98,432,164.76 = 19,595,343.38/x
  3. Step 3: Cross multiply
    65,622,287.91x = 98,432,164.76 × 19,595,343.38
  4. Step 4: Simplify right side
    65,622,287.91x = 1,928,812,068,108,935.25
  5. Step 5: Solve for x
    x = 1,928,812,068,108,935.25/65,622,287.91
  6. Step 6: Final answer
    x = 29,392,636.70

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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.