Home / 14,154,033.60-21,231,050.40-8,471,332.80

Finding the Fourth Proportional to 14,154,033.60, 21,231,050.40 and 8,471,332.80

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Solution

The fourth proportional to 14,154,033.60, 21,231,050.40 and 8,471,332.80 is: 12,706,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154,033.60 : 21,231,050.40 = 8,471,332.80 : x
  2. Step 2: Convert to fraction form
    14,154,033.60/21,231,050.40 = 8,471,332.80/x
  3. Step 3: Cross multiply
    14,154,033.60x = 21,231,050.40 × 8,471,332.80
  4. Step 4: Simplify right side
    14,154,033.60x = 179,855,293,631,973.12
  5. Step 5: Solve for x
    x = 179,855,293,631,973.12/14,154,033.60
  6. Step 6: Final answer
    x = 12,706,999.20

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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.