Home / 13,908,002.10-20,862,003.15-6,349,730.10

Finding the Fourth Proportional to 13,908,002.10, 20,862,003.15 and 6,349,730.10

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Solution

The fourth proportional to 13,908,002.10, 20,862,003.15 and 6,349,730.10 is: 9,524,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908,002.10 : 20,862,003.15 = 6,349,730.10 : x
  2. Step 2: Convert to fraction form
    13,908,002.10/20,862,003.15 = 6,349,730.10/x
  3. Step 3: Cross multiply
    13,908,002.10x = 20,862,003.15 × 6,349,730.10
  4. Step 4: Simplify right side
    13,908,002.10x = 132,468,089,347,849.80
  5. Step 5: Solve for x
    x = 132,468,089,347,849.80/13,908,002.10
  6. Step 6: Final answer
    x = 9,524,595.15

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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.