Home / 43,717,076.10-65,594,276.55-20,986,272.90

Finding the Fourth Proportional to 43,717,076.10, 65,594,276.55 and 20,986,272.90

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Solution

The fourth proportional to 43,717,076.10, 65,594,276.55 and 20,986,272.90 is: 31,488,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,717,076.10 : 65,594,276.55 = 20,986,272.90 : x
  2. Step 2: Convert to fraction form
    43,717,076.10/65,594,276.55 = 20,986,272.90/x
  3. Step 3: Cross multiply
    43,717,076.10x = 65,594,276.55 × 20,986,272.90
  4. Step 4: Simplify right side
    43,717,076.10x = 1,376,579,388,356,370.25
  5. Step 5: Solve for x
    x = 1,376,579,388,356,370.25/43,717,076.10
  6. Step 6: Final answer
    x = 31,488,368.19

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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.