Home / 16,785,957.80-25,178,935.25-4,655,421.03

Finding the Fourth Proportional to 16,785,957.80, 25,178,935.25 and 4,655,421.03

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Solution

The fourth proportional to 16,785,957.80, 25,178,935.25 and 4,655,421.03 is: 6,983,131.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785,957.80 : 25,178,935.25 = 4,655,421.03 : x
  2. Step 2: Convert to fraction form
    16,785,957.80/25,178,935.25 = 4,655,421.03/x
  3. Step 3: Cross multiply
    16,785,957.80x = 25,178,935.25 × 4,655,421.03
  4. Step 4: Simplify right side
    16,785,957.80x = 117,218,544,781,917.89
  5. Step 5: Solve for x
    x = 117,218,544,781,917.89/16,785,957.80
  6. Step 6: Final answer
    x = 6,983,131.15

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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.