Home / 21,947,689.60-32,921,534.40-5,991,337.60

Finding the Fourth Proportional to 21,947,689.60, 32,921,534.40 and 5,991,337.60

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Solution

The fourth proportional to 21,947,689.60, 32,921,534.40 and 5,991,337.60 is: 8,987,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,947,689.60 : 32,921,534.40 = 5,991,337.60 : x
  2. Step 2: Convert to fraction form
    21,947,689.60/32,921,534.40 = 5,991,337.60/x
  3. Step 3: Cross multiply
    21,947,689.60x = 32,921,534.40 × 5,991,337.60
  4. Step 4: Simplify right side
    21,947,689.60x = 197,244,026,900,413.41
  5. Step 5: Solve for x
    x = 197,244,026,900,413.41/21,947,689.60
  6. Step 6: Final answer
    x = 8,987,006.40

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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.