Home / 82,719,826.80-124,135,727.40-37,258,220.40

Finding the Fourth Proportional to 82,719,826.80, 124,135,727.40 and 37,258,220.40

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Solution

The fourth proportional to 82,719,826.80, 124,135,727.40 and 37,258,220.40 is: 55,912,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,719,826.80 : 124,135,727.40 = 37,258,220.40 : x
  2. Step 2: Convert to fraction form
    82,719,826.80/124,135,727.40 = 37,258,220.40/x
  3. Step 3: Cross multiply
    82,719,826.80x = 124,135,727.40 × 37,258,220.40
  4. Step 4: Simplify right side
    82,719,826.80x = 4,625,076,290,983,519
  5. Step 5: Solve for x
    x = 4,625,076,290,983,519/82,719,826.80
  6. Step 6: Final answer
    x = 55,912,548.05

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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.