Home / 55,264,999.20-82,897,498.80-38,258,887.20

Finding the Fourth Proportional to 55,264,999.20, 82,897,498.80 and 38,258,887.20

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Solution

The fourth proportional to 55,264,999.20, 82,897,498.80 and 38,258,887.20 is: 57,388,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,264,999.20 : 82,897,498.80 = 38,258,887.20 : x
  2. Step 2: Convert to fraction form
    55,264,999.20/82,897,498.80 = 38,258,887.20/x
  3. Step 3: Cross multiply
    55,264,999.20x = 82,897,498.80 × 38,258,887.20
  4. Step 4: Simplify right side
    55,264,999.20x = 3,171,566,055,751,335.50
  5. Step 5: Solve for x
    x = 3,171,566,055,751,335.50/55,264,999.20
  6. Step 6: Final answer
    x = 57,388,330.80

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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.