Home / 17,485,938.60-26,230,876.20-5,355,305.70

Finding the Fourth Proportional to 17,485,938.60, 26,230,876.20 and 5,355,305.70

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Solution

The fourth proportional to 17,485,938.60, 26,230,876.20 and 5,355,305.70 is: 8,033,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485,938.60 : 26,230,876.20 = 5,355,305.70 : x
  2. Step 2: Convert to fraction form
    17,485,938.60/26,230,876.20 = 5,355,305.70/x
  3. Step 3: Cross multiply
    17,485,938.60x = 26,230,876.20 × 5,355,305.70
  4. Step 4: Simplify right side
    17,485,938.60x = 140,474,360,829,854.34
  5. Step 5: Solve for x
    x = 140,474,360,829,854.34/17,485,938.60
  6. Step 6: Final answer
    x = 8,033,561.37

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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.