Home / 53,785,857.80-80,668,289.10-17,884,065.80

Finding the Fourth Proportional to 53,785,857.80, 80,668,289.10 and 17,884,065.80

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Solution

The fourth proportional to 53,785,857.80, 80,668,289.10 and 17,884,065.80 is: 26,822,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,785,857.80 : 80,668,289.10 = 17,884,065.80 : x
  2. Step 2: Convert to fraction form
    53,785,857.80/80,668,289.10 = 17,884,065.80/x
  3. Step 3: Cross multiply
    53,785,857.80x = 80,668,289.10 × 17,884,065.80
  4. Step 4: Simplify right side
    53,785,857.80x = 1,442,676,990,237,822.75
  5. Step 5: Solve for x
    x = 1,442,676,990,237,822.75/53,785,857.80
  6. Step 6: Final answer
    x = 26,822,608.20

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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.