Home / 8,487,494.16-11,712,891.24-4,620,126.48

Finding the Fourth Proportional to 8,487,494.16, 11,712,891.24 and 4,620,126.48

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Solution

The fourth proportional to 8,487,494.16, 11,712,891.24 and 4,620,126.48 is: 6,375,855.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,494.16 : 11,712,891.24 = 4,620,126.48 : x
  2. Step 2: Convert to fraction form
    8,487,494.16/11,712,891.24 = 4,620,126.48/x
  3. Step 3: Cross multiply
    8,487,494.16x = 11,712,891.24 × 4,620,126.48
  4. Step 4: Simplify right side
    8,487,494.16x = 54,115,038,975,284.04
  5. Step 5: Solve for x
    x = 54,115,038,975,284.04/8,487,494.16
  6. Step 6: Final answer
    x = 6,375,855.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.