Home / 14,154,025.60-21,231,038.40-8,471,324.80

Finding the Fourth Proportional to 14,154,025.60, 21,231,038.40 and 8,471,324.80

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Solution

The fourth proportional to 14,154,025.60, 21,231,038.40 and 8,471,324.80 is: 12,706,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154,025.60 : 21,231,038.40 = 8,471,324.80 : x
  2. Step 2: Convert to fraction form
    14,154,025.60/21,231,038.40 = 8,471,324.80/x
  3. Step 3: Cross multiply
    14,154,025.60x = 21,231,038.40 × 8,471,324.80
  4. Step 4: Simplify right side
    14,154,025.60x = 179,855,022,127,672.31
  5. Step 5: Solve for x
    x = 179,855,022,127,672.31/14,154,025.60
  6. Step 6: Final answer
    x = 12,706,987.20

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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.