Home / 10,471,957.40-15,707,936.10-2,898,923.15

Finding the Fourth Proportional to 10,471,957.40, 15,707,936.10 and 2,898,923.15

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Solution

The fourth proportional to 10,471,957.40, 15,707,936.10 and 2,898,923.15 is: 4,348,384.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,471,957.40 : 15,707,936.10 = 2,898,923.15 : x
  2. Step 2: Convert to fraction form
    10,471,957.40/15,707,936.10 = 2,898,923.15/x
  3. Step 3: Cross multiply
    10,471,957.40x = 15,707,936.10 × 2,898,923.15
  4. Step 4: Simplify right side
    10,471,957.40x = 45,536,099,599,010.71
  5. Step 5: Solve for x
    x = 45,536,099,599,010.71/10,471,957.40
  6. Step 6: Final answer
    x = 4,348,384.73

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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.