Home / 28,695,527.60-43,043,291.40-10,499,687.60

Finding the Fourth Proportional to 28,695,527.60, 43,043,291.40 and 10,499,687.60

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Solution

The fourth proportional to 28,695,527.60, 43,043,291.40 and 10,499,687.60 is: 15,749,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695,527.60 : 43,043,291.40 = 10,499,687.60 : x
  2. Step 2: Convert to fraction form
    28,695,527.60/43,043,291.40 = 10,499,687.60/x
  3. Step 3: Cross multiply
    28,695,527.60x = 43,043,291.40 × 10,499,687.60
  4. Step 4: Simplify right side
    28,695,527.60x = 451,941,112,975,766.62
  5. Step 5: Solve for x
    x = 451,941,112,975,766.62/28,695,527.60
  6. Step 6: Final answer
    x = 15,749,531.40

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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.