Home / 84,091,025.80-126,112,919.10-26,600,919.40

Finding the Fourth Proportional to 84,091,025.80, 126,112,919.10 and 26,600,919.40

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Solution

The fourth proportional to 84,091,025.80, 126,112,919.10 and 26,600,919.40 is: 39,893,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,091,025.80 : 126,112,919.10 = 26,600,919.40 : x
  2. Step 2: Convert to fraction form
    84,091,025.80/126,112,919.10 = 26,600,919.40/x
  3. Step 3: Cross multiply
    84,091,025.80x = 126,112,919.10 × 26,600,919.40
  4. Step 4: Simplify right side
    84,091,025.80x = 3,354,719,596,277,820
  5. Step 5: Solve for x
    x = 3,354,719,596,277,820/84,091,025.80
  6. Step 6: Final answer
    x = 39,893,907.40

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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.