Home / 69,769,013.10-96,281,238.23-38,836,489.69

Finding the Fourth Proportional to 69,769,013.10, 96,281,238.23 and 38,836,489.69

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Solution

The fourth proportional to 69,769,013.10, 96,281,238.23 and 38,836,489.69 is: 53,594,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769,013.10 : 96,281,238.23 = 38,836,489.69 : x
  2. Step 2: Convert to fraction form
    69,769,013.10/96,281,238.23 = 38,836,489.69/x
  3. Step 3: Cross multiply
    69,769,013.10x = 96,281,238.23 × 38,836,489.69
  4. Step 4: Simplify right side
    69,769,013.10x = 3,739,225,315,859,829
  5. Step 5: Solve for x
    x = 3,739,225,315,859,829/69,769,013.10
  6. Step 6: Final answer
    x = 53,594,355.86

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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.