Home / 20,502,025.60-30,753,038.40-8,367,456.10

Finding the Fourth Proportional to 20,502,025.60, 30,753,038.40 and 8,367,456.10

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Solution

The fourth proportional to 20,502,025.60, 30,753,038.40 and 8,367,456.10 is: 12,551,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,502,025.60 : 30,753,038.40 = 8,367,456.10 : x
  2. Step 2: Convert to fraction form
    20,502,025.60/30,753,038.40 = 8,367,456.10/x
  3. Step 3: Cross multiply
    20,502,025.60x = 30,753,038.40 × 8,367,456.10
  4. Step 4: Simplify right side
    20,502,025.60x = 257,324,698,753,614.22
  5. Step 5: Solve for x
    x = 257,324,698,753,614.22/20,502,025.60
  6. Step 6: Final answer
    x = 12,551,184.15

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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.