Home / 40,513,956.52-55,909,258.38-22,179,242.02

Finding the Fourth Proportional to 40,513,956.52, 55,909,258.38 and 22,179,242.02

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Solution

The fourth proportional to 40,513,956.52, 55,909,258.38 and 22,179,242.02 is: 30,607,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,513,956.52 : 55,909,258.38 = 22,179,242.02 : x
  2. Step 2: Convert to fraction form
    40,513,956.52/55,909,258.38 = 22,179,242.02/x
  3. Step 3: Cross multiply
    40,513,956.52x = 55,909,258.38 × 22,179,242.02
  4. Step 4: Simplify right side
    40,513,956.52x = 1,240,024,972,768,733.25
  5. Step 5: Solve for x
    x = 1,240,024,972,768,733.25/40,513,956.52
  6. Step 6: Final answer
    x = 30,607,353.10

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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.