Home / 61,094,140.70-91,641,211.05-20,704,624.70

Finding the Fourth Proportional to 61,094,140.70, 91,641,211.05 and 20,704,624.70

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Solution

The fourth proportional to 61,094,140.70, 91,641,211.05 and 20,704,624.70 is: 31,056,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,094,140.70 : 91,641,211.05 = 20,704,624.70 : x
  2. Step 2: Convert to fraction form
    61,094,140.70/91,641,211.05 = 20,704,624.70/x
  3. Step 3: Cross multiply
    61,094,140.70x = 91,641,211.05 × 20,704,624.70
  4. Step 4: Simplify right side
    61,094,140.70x = 1,897,396,881,843,742.75
  5. Step 5: Solve for x
    x = 1,897,396,881,843,742.75/61,094,140.70
  6. Step 6: Final answer
    x = 31,056,937.05

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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.