Home / 14,631,128.92-21,857,704.77-9,471,525.71

Finding the Fourth Proportional to 14,631,128.92, 21,857,704.77 and 9,471,525.71

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Solution

The fourth proportional to 14,631,128.92, 21,857,704.77 and 9,471,525.71 is: 14,149,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631,128.92 : 21,857,704.77 = 9,471,525.71 : x
  2. Step 2: Convert to fraction form
    14,631,128.92/21,857,704.77 = 9,471,525.71/x
  3. Step 3: Cross multiply
    14,631,128.92x = 21,857,704.77 × 9,471,525.71
  4. Step 4: Simplify right side
    14,631,128.92x = 207,025,812,643,287.03
  5. Step 5: Solve for x
    x = 207,025,812,643,287.03/14,631,128.92
  6. Step 6: Final answer
    x = 14,149,681.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.