Home / 43,488,756.60-65,091,191.31-31,971,173.82

Finding the Fourth Proportional to 43,488,756.60, 65,091,191.31 and 31,971,173.82

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Solution

The fourth proportional to 43,488,756.60, 65,091,191.31 and 31,971,173.82 is: 47,852,409.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,488,756.60 : 65,091,191.31 = 31,971,173.82 : x
  2. Step 2: Convert to fraction form
    43,488,756.60/65,091,191.31 = 31,971,173.82/x
  3. Step 3: Cross multiply
    43,488,756.60x = 65,091,191.31 × 31,971,173.82
  4. Step 4: Simplify right side
    43,488,756.60x = 2,081,041,791,522,883.50
  5. Step 5: Solve for x
    x = 2,081,041,791,522,883.50/43,488,756.60
  6. Step 6: Final answer
    x = 47,852,409.55

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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.