Home / 5,284,981.12-7,293,149.88-3,109,665.16

Finding the Fourth Proportional to 5,284,981.12, 7,293,149.88 and 3,109,665.16

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Solution

The fourth proportional to 5,284,981.12, 7,293,149.88 and 3,109,665.16 is: 4,291,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,981.12 : 7,293,149.88 = 3,109,665.16 : x
  2. Step 2: Convert to fraction form
    5,284,981.12/7,293,149.88 = 3,109,665.16/x
  3. Step 3: Cross multiply
    5,284,981.12x = 7,293,149.88 × 3,109,665.16
  4. Step 4: Simplify right side
    5,284,981.12x = 22,679,254,088,494.18
  5. Step 5: Solve for x
    x = 22,679,254,088,494.18/5,284,981.12
  6. Step 6: Final answer
    x = 4,291,264.92

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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.