Home / 26,394,017.10-39,591,025.65-13,480,000.80

Finding the Fourth Proportional to 26,394,017.10, 39,591,025.65 and 13,480,000.80

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Solution

The fourth proportional to 26,394,017.10, 39,591,025.65 and 13,480,000.80 is: 20,220,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,394,017.10 : 39,591,025.65 = 13,480,000.80 : x
  2. Step 2: Convert to fraction form
    26,394,017.10/39,591,025.65 = 13,480,000.80/x
  3. Step 3: Cross multiply
    26,394,017.10x = 39,591,025.65 × 13,480,000.80
  4. Step 4: Simplify right side
    26,394,017.10x = 533,687,057,434,820.50
  5. Step 5: Solve for x
    x = 533,687,057,434,820.50/26,394,017.10
  6. Step 6: Final answer
    x = 20,220,001.20

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1.5x scale

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.