Home / 14,364,500.10-21,546,750.15-8,989,728.90

Finding the Fourth Proportional to 14,364,500.10, 21,546,750.15 and 8,989,728.90

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Solution

The fourth proportional to 14,364,500.10, 21,546,750.15 and 8,989,728.90 is: 13,484,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364,500.10 : 21,546,750.15 = 8,989,728.90 : x
  2. Step 2: Convert to fraction form
    14,364,500.10/21,546,750.15 = 8,989,728.90/x
  3. Step 3: Cross multiply
    14,364,500.10x = 21,546,750.15 × 8,989,728.90
  4. Step 4: Simplify right side
    14,364,500.10x = 193,699,442,524,534.34
  5. Step 5: Solve for x
    x = 193,699,442,524,534.34/14,364,500.10
  6. Step 6: Final answer
    x = 13,484,593.35

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Double scale
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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.