Home / 19,542,624.60-29,308,688.10-8,180,722.20

Finding the Fourth Proportional to 19,542,624.60, 29,308,688.10 and 8,180,722.20

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Solution

The fourth proportional to 19,542,624.60, 29,308,688.10 and 8,180,722.20 is: 12,268,886.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,624.60 : 29,308,688.10 = 8,180,722.20 : x
  2. Step 2: Convert to fraction form
    19,542,624.60/29,308,688.10 = 8,180,722.20/x
  3. Step 3: Cross multiply
    19,542,624.60x = 29,308,688.10 × 8,180,722.20
  4. Step 4: Simplify right side
    19,542,624.60x = 239,766,235,392,545.84
  5. Step 5: Solve for x
    x = 239,766,235,392,545.84/19,542,624.60
  6. Step 6: Final answer
    x = 12,268,886.10

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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.