Home / 26,976,430.60-40,464,645.90-8,782,340.20

Finding the Fourth Proportional to 26,976,430.60, 40,464,645.90 and 8,782,340.20

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Solution

The fourth proportional to 26,976,430.60, 40,464,645.90 and 8,782,340.20 is: 13,173,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976,430.60 : 40,464,645.90 = 8,782,340.20 : x
  2. Step 2: Convert to fraction form
    26,976,430.60/40,464,645.90 = 8,782,340.20/x
  3. Step 3: Cross multiply
    26,976,430.60x = 40,464,645.90 × 8,782,340.20
  4. Step 4: Simplify right side
    26,976,430.60x = 355,374,286,366,335.12
  5. Step 5: Solve for x
    x = 355,374,286,366,335.12/26,976,430.60
  6. Step 6: Final answer
    x = 13,173,510.30

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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.