Home / 14,549,989.60-21,798,084.30-8,487,625.60

Finding the Fourth Proportional to 14,549,989.60, 21,798,084.30 and 8,487,625.60

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Solution

The fourth proportional to 14,549,989.60, 21,798,084.30 and 8,487,625.60 is: 12,715,746.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549,989.60 : 21,798,084.30 = 8,487,625.60 : x
  2. Step 2: Convert to fraction form
    14,549,989.60/21,798,084.30 = 8,487,625.60/x
  3. Step 3: Cross multiply
    14,549,989.60x = 21,798,084.30 × 8,487,625.60
  4. Step 4: Simplify right side
    14,549,989.60x = 185,013,978,335,638.09
  5. Step 5: Solve for x
    x = 185,013,978,335,638.09/14,549,989.60
  6. Step 6: Final answer
    x = 12,715,746.43

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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.