Home / 7,145,713.59-10,712,545.19-3,099,153.66

Finding the Fourth Proportional to 7,145,713.59, 10,712,545.19 and 3,099,153.66

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Solution

The fourth proportional to 7,145,713.59, 10,712,545.19 and 3,099,153.66 is: 4,646,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,713.59 : 10,712,545.19 = 3,099,153.66 : x
  2. Step 2: Convert to fraction form
    7,145,713.59/10,712,545.19 = 3,099,153.66/x
  3. Step 3: Cross multiply
    7,145,713.59x = 10,712,545.19 × 3,099,153.66
  4. Step 4: Simplify right side
    7,145,713.59x = 33,199,823,606,890.65
  5. Step 5: Solve for x
    x = 33,199,823,606,890.65/7,145,713.59
  6. Step 6: Final answer
    x = 4,646,117.31

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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.