Home / 17,007,945.60-25,511,918.40-8,487,174.90

Finding the Fourth Proportional to 17,007,945.60, 25,511,918.40 and 8,487,174.90

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Solution

The fourth proportional to 17,007,945.60, 25,511,918.40 and 8,487,174.90 is: 12,730,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,007,945.60 : 25,511,918.40 = 8,487,174.90 : x
  2. Step 2: Convert to fraction form
    17,007,945.60/25,511,918.40 = 8,487,174.90/x
  3. Step 3: Cross multiply
    17,007,945.60x = 25,511,918.40 × 8,487,174.90
  4. Step 4: Simplify right side
    17,007,945.60x = 216,524,113,495,328.16
  5. Step 5: Solve for x
    x = 216,524,113,495,328.16/17,007,945.60
  6. Step 6: Final answer
    x = 12,730,762.35

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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.