Home / 15,170,020.80-22,757,983.65-4,387,673.40

Finding the Fourth Proportional to 15,170,020.80, 22,757,983.65 and 4,387,673.40

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Solution

The fourth proportional to 15,170,020.80, 22,757,983.65 and 4,387,673.40 is: 6,582,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170,020.80 : 22,757,983.65 = 4,387,673.40 : x
  2. Step 2: Convert to fraction form
    15,170,020.80/22,757,983.65 = 4,387,673.40/x
  3. Step 3: Cross multiply
    15,170,020.80x = 22,757,983.65 × 4,387,673.40
  4. Step 4: Simplify right side
    15,170,020.80x = 99,854,599,498,739.91
  5. Step 5: Solve for x
    x = 99,854,599,498,739.91/15,170,020.80
  6. Step 6: Final answer
    x = 6,582,364.05

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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.