Home / 21,584,987.60-32,373,334.20-6,439,413.20

Finding the Fourth Proportional to 21,584,987.60, 32,373,334.20 and 6,439,413.20

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Solution

The fourth proportional to 21,584,987.60, 32,373,334.20 and 6,439,413.20 is: 9,657,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584,987.60 : 32,373,334.20 = 6,439,413.20 : x
  2. Step 2: Convert to fraction form
    21,584,987.60/32,373,334.20 = 6,439,413.20/x
  3. Step 3: Cross multiply
    21,584,987.60x = 32,373,334.20 × 6,439,413.20
  4. Step 4: Simplify right side
    21,584,987.60x = 208,465,275,575,491.44
  5. Step 5: Solve for x
    x = 208,465,275,575,491.44/21,584,987.60
  6. Step 6: Final answer
    x = 9,657,882.57

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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.