Home / 18,750,824.46-28,127,335.32-7,236,352.08

Finding the Fourth Proportional to 18,750,824.46, 28,127,335.32 and 7,236,352.08

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Solution

The fourth proportional to 18,750,824.46, 28,127,335.32 and 7,236,352.08 is: 10,854,952.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,750,824.46 : 28,127,335.32 = 7,236,352.08 : x
  2. Step 2: Convert to fraction form
    18,750,824.46/28,127,335.32 = 7,236,352.08/x
  3. Step 3: Cross multiply
    18,750,824.46x = 28,127,335.32 × 7,236,352.08
  4. Step 4: Simplify right side
    18,750,824.46x = 203,539,301,447,739.47
  5. Step 5: Solve for x
    x = 203,539,301,447,739.47/18,750,824.46
  6. Step 6: Final answer
    x = 10,854,952.11

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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.