Home / 47,112,924.80-65,015,445.12-26,486,462.72

Finding the Fourth Proportional to 47,112,924.80, 65,015,445.12 and 26,486,462.72

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Solution

The fourth proportional to 47,112,924.80, 65,015,445.12 and 26,486,462.72 is: 36,551,098.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,112,924.80 : 65,015,445.12 = 26,486,462.72 : x
  2. Step 2: Convert to fraction form
    47,112,924.80/65,015,445.12 = 26,486,462.72/x
  3. Step 3: Cross multiply
    47,112,924.80x = 65,015,445.12 × 26,486,462.72
  4. Step 4: Simplify right side
    47,112,924.80x = 1,722,029,163,395,085.75
  5. Step 5: Solve for x
    x = 1,722,029,163,395,085.75/47,112,924.80
  6. Step 6: Final answer
    x = 36,551,098.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.