Home / 70,096,687.69-96,733,189.72-38,733,863.08

Finding the Fourth Proportional to 70,096,687.69, 96,733,189.72 and 38,733,863.08

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Solution

The fourth proportional to 70,096,687.69, 96,733,189.72 and 38,733,863.08 is: 53,452,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,096,687.69 : 96,733,189.72 = 38,733,863.08 : x
  2. Step 2: Convert to fraction form
    70,096,687.69/96,733,189.72 = 38,733,863.08/x
  3. Step 3: Cross multiply
    70,096,687.69x = 96,733,189.72 × 38,733,863.08
  4. Step 4: Simplify right side
    70,096,687.69x = 3,746,850,125,906,143.50
  5. Step 5: Solve for x
    x = 3,746,850,125,906,143.50/70,096,687.69
  6. Step 6: Final answer
    x = 53,452,598.82

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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.