Home / 12,288,510.60-16,957,988.51-7,061,456.26

Finding the Fourth Proportional to 12,288,510.60, 16,957,988.51 and 7,061,456.26

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Solution

The fourth proportional to 12,288,510.60, 16,957,988.51 and 7,061,456.26 is: 9,744,719.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288,510.60 : 16,957,988.51 = 7,061,456.26 : x
  2. Step 2: Convert to fraction form
    12,288,510.60/16,957,988.51 = 7,061,456.26/x
  3. Step 3: Cross multiply
    12,288,510.60x = 16,957,988.51 × 7,061,456.26
  4. Step 4: Simplify right side
    12,288,510.60x = 119,748,094,120,947.58
  5. Step 5: Solve for x
    x = 119,748,094,120,947.58/12,288,510.60
  6. Step 6: Final answer
    x = 9,744,719.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.