Home / 8,689,943.86-13,036,134.13-2,623,987.71

Finding the Fourth Proportional to 8,689,943.86, 13,036,134.13 and 2,623,987.71

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Solution

The fourth proportional to 8,689,943.86, 13,036,134.13 and 2,623,987.71 is: 3,936,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689,943.86 : 13,036,134.13 = 2,623,987.71 : x
  2. Step 2: Convert to fraction form
    8,689,943.86/13,036,134.13 = 2,623,987.71/x
  3. Step 3: Cross multiply
    8,689,943.86x = 13,036,134.13 × 2,623,987.71
  4. Step 4: Simplify right side
    8,689,943.86x = 34,206,655,736,471.57
  5. Step 5: Solve for x
    x = 34,206,655,736,471.57/8,689,943.86
  6. Step 6: Final answer
    x = 3,936,349.45

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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.