Home / 19,342,952.80-28,981,251.60-9,223,784.80

Finding the Fourth Proportional to 19,342,952.80, 28,981,251.60 and 9,223,784.80

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Solution

The fourth proportional to 19,342,952.80, 28,981,251.60 and 9,223,784.80 is: 13,819,856.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,342,952.80 : 28,981,251.60 = 9,223,784.80 : x
  2. Step 2: Convert to fraction form
    19,342,952.80/28,981,251.60 = 9,223,784.80/x
  3. Step 3: Cross multiply
    19,342,952.80x = 28,981,251.60 × 9,223,784.80
  4. Step 4: Simplify right side
    19,342,952.80x = 267,316,827,993,055.72
  5. Step 5: Solve for x
    x = 267,316,827,993,055.72/19,342,952.80
  6. Step 6: Final answer
    x = 13,819,856.29

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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.