Home / 19,367,269.20-28,987,918.20-15,084,248.40

Finding the Fourth Proportional to 19,367,269.20, 28,987,918.20 and 15,084,248.40

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Solution

The fourth proportional to 19,367,269.20, 28,987,918.20 and 15,084,248.40 is: 22,577,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367,269.20 : 28,987,918.20 = 15,084,248.40 : x
  2. Step 2: Convert to fraction form
    19,367,269.20/28,987,918.20 = 15,084,248.40/x
  3. Step 3: Cross multiply
    19,367,269.20x = 28,987,918.20 × 15,084,248.40
  4. Step 4: Simplify right side
    19,367,269.20x = 437,260,958,727,680.88
  5. Step 5: Solve for x
    x = 437,260,958,727,680.88/19,367,269.20
  6. Step 6: Final answer
    x = 22,577,316.10

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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.