Home / 26,039,852.20-39,065,999.10-12,565,599.40

Finding the Fourth Proportional to 26,039,852.20, 39,065,999.10 and 12,565,599.40

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Solution

The fourth proportional to 26,039,852.20, 39,065,999.10 and 12,565,599.40 is: 18,851,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,039,852.20 : 39,065,999.10 = 12,565,599.40 : x
  2. Step 2: Convert to fraction form
    26,039,852.20/39,065,999.10 = 12,565,599.40/x
  3. Step 3: Cross multiply
    26,039,852.20x = 39,065,999.10 × 12,565,599.40
  4. Step 4: Simplify right side
    26,039,852.20x = 490,887,694,851,360.56
  5. Step 5: Solve for x
    x = 490,887,694,851,360.56/26,039,852.20
  6. Step 6: Final answer
    x = 18,851,400.96

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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.