Home / 10,722,780.13-14,797,586.52-5,828,000.77

Finding the Fourth Proportional to 10,722,780.13, 14,797,586.52 and 5,828,000.77

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Solution

The fourth proportional to 10,722,780.13, 14,797,586.52 and 5,828,000.77 is: 8,042,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722,780.13 : 14,797,586.52 = 5,828,000.77 : x
  2. Step 2: Convert to fraction form
    10,722,780.13/14,797,586.52 = 5,828,000.77/x
  3. Step 3: Cross multiply
    10,722,780.13x = 14,797,586.52 × 5,828,000.77
  4. Step 4: Simplify right side
    10,722,780.13x = 86,240,345,632,701.61
  5. Step 5: Solve for x
    x = 86,240,345,632,701.61/10,722,780.13
  6. Step 6: Final answer
    x = 8,042,722.56

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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.