Home / 71,975,457.06-99,325,831.56-38,935,624.74

Finding the Fourth Proportional to 71,975,457.06, 99,325,831.56 and 38,935,624.74

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Solution

The fourth proportional to 71,975,457.06, 99,325,831.56 and 38,935,624.74 is: 53,731,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,975,457.06 : 99,325,831.56 = 38,935,624.74 : x
  2. Step 2: Convert to fraction form
    71,975,457.06/99,325,831.56 = 38,935,624.74/x
  3. Step 3: Cross multiply
    71,975,457.06x = 99,325,831.56 × 38,935,624.74
  4. Step 4: Simplify right side
    71,975,457.06x = 3,867,313,304,608,609
  5. Step 5: Solve for x
    x = 3,867,313,304,608,609/71,975,457.06
  6. Step 6: Final answer
    x = 53,731,000.30

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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.