Home / 7,151,411.52-10,728,595.20-2,359,393.92

Finding the Fourth Proportional to 7,151,411.52, 10,728,595.20 and 2,359,393.92

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Solution

The fourth proportional to 7,151,411.52, 10,728,595.20 and 2,359,393.92 is: 3,539,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,411.52 : 10,728,595.20 = 2,359,393.92 : x
  2. Step 2: Convert to fraction form
    7,151,411.52/10,728,595.20 = 2,359,393.92/x
  3. Step 3: Cross multiply
    7,151,411.52x = 10,728,595.20 × 2,359,393.92
  4. Step 4: Simplify right side
    7,151,411.52x = 25,312,982,285,021.18
  5. Step 5: Solve for x
    x = 25,312,982,285,021.18/7,151,411.52
  6. Step 6: Final answer
    x = 3,539,578.48

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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.