Home / 10,752,292.80-16,128,439.20-9,893,822.40

Finding the Fourth Proportional to 10,752,292.80, 16,128,439.20 and 9,893,822.40

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Solution

The fourth proportional to 10,752,292.80, 16,128,439.20 and 9,893,822.40 is: 14,840,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,292.80 : 16,128,439.20 = 9,893,822.40 : x
  2. Step 2: Convert to fraction form
    10,752,292.80/16,128,439.20 = 9,893,822.40/x
  3. Step 3: Cross multiply
    10,752,292.80x = 16,128,439.20 × 9,893,822.40
  4. Step 4: Simplify right side
    10,752,292.80x = 159,571,913,033,998.09
  5. Step 5: Solve for x
    x = 159,571,913,033,998.09/10,752,292.80
  6. Step 6: Final answer
    x = 14,840,733.60

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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.