Home / 75,381,094.38-112,724,513.58-71,703,626.45

Finding the Fourth Proportional to 75,381,094.38, 112,724,513.58 and 71,703,626.45

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Solution

The fourth proportional to 75,381,094.38, 112,724,513.58 and 71,703,626.45 is: 107,225,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,381,094.38 : 112,724,513.58 = 71,703,626.45 : x
  2. Step 2: Convert to fraction form
    75,381,094.38/112,724,513.58 = 71,703,626.45/x
  3. Step 3: Cross multiply
    75,381,094.38x = 112,724,513.58 × 71,703,626.45
  4. Step 4: Simplify right side
    75,381,094.38x = 8,082,756,413,635,936
  5. Step 5: Solve for x
    x = 8,082,756,413,635,936/75,381,094.38
  6. Step 6: Final answer
    x = 107,225,246.34

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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.