Home / 55,955,505.80-83,933,258.70-15,565,989.80

Finding the Fourth Proportional to 55,955,505.80, 83,933,258.70 and 15,565,989.80

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Solution

The fourth proportional to 55,955,505.80, 83,933,258.70 and 15,565,989.80 is: 23,348,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,955,505.80 : 83,933,258.70 = 15,565,989.80 : x
  2. Step 2: Convert to fraction form
    55,955,505.80/83,933,258.70 = 15,565,989.80/x
  3. Step 3: Cross multiply
    55,955,505.80x = 83,933,258.70 × 15,565,989.80
  4. Step 4: Simplify right side
    55,955,505.80x = 1,306,504,248,804,961.25
  5. Step 5: Solve for x
    x = 1,306,504,248,804,961.25/55,955,505.80
  6. Step 6: Final answer
    x = 23,348,984.70

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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.