Home / 9,887,002.80-14,830,504.20-8,292,679.80

Finding the Fourth Proportional to 9,887,002.80, 14,830,504.20 and 8,292,679.80

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Solution

The fourth proportional to 9,887,002.80, 14,830,504.20 and 8,292,679.80 is: 12,439,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,887,002.80 : 14,830,504.20 = 8,292,679.80 : x
  2. Step 2: Convert to fraction form
    9,887,002.80/14,830,504.20 = 8,292,679.80/x
  3. Step 3: Cross multiply
    9,887,002.80x = 14,830,504.20 × 8,292,679.80
  4. Step 4: Simplify right side
    9,887,002.80x = 122,984,622,603,155.16
  5. Step 5: Solve for x
    x = 122,984,622,603,155.16/9,887,002.80
  6. Step 6: Final answer
    x = 12,439,019.70

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Similar ratio
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1.5x scale

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.