Home / 17,248,001.60-25,868,373.60-8,720,321.60

Finding the Fourth Proportional to 17,248,001.60, 25,868,373.60 and 8,720,321.60

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Solution

The fourth proportional to 17,248,001.60, 25,868,373.60 and 8,720,321.60 is: 13,078,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,248,001.60 : 25,868,373.60 = 8,720,321.60 : x
  2. Step 2: Convert to fraction form
    17,248,001.60/25,868,373.60 = 8,720,321.60/x
  3. Step 3: Cross multiply
    17,248,001.60x = 25,868,373.60 × 8,720,321.60
  4. Step 4: Simplify right side
    17,248,001.60x = 225,580,537,060,949.75
  5. Step 5: Solve for x
    x = 225,580,537,060,949.75/17,248,001.60
  6. Step 6: Final answer
    x = 13,078,647.74

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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.