Home / 9,138,816.24-12,617,300.70-5,881,292.16

Finding the Fourth Proportional to 9,138,816.24, 12,617,300.70 and 5,881,292.16

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Solution

The fourth proportional to 9,138,816.24, 12,617,300.70 and 5,881,292.16 is: 8,119,873.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,138,816.24 : 12,617,300.70 = 5,881,292.16 : x
  2. Step 2: Convert to fraction form
    9,138,816.24/12,617,300.70 = 5,881,292.16/x
  3. Step 3: Cross multiply
    9,138,816.24x = 12,617,300.70 × 5,881,292.16
  4. Step 4: Simplify right side
    9,138,816.24x = 74,206,031,687,272.52
  5. Step 5: Solve for x
    x = 74,206,031,687,272.52/9,138,816.24
  6. Step 6: Final answer
    x = 8,119,873.49

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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.