Home / 31,818,571.27-47,730,606.14-8,789,497.72

Finding the Fourth Proportional to 31,818,571.27, 47,730,606.14 and 8,789,497.72

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Solution

The fourth proportional to 31,818,571.27, 47,730,606.14 and 8,789,497.72 is: 13,185,006.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,818,571.27 : 47,730,606.14 = 8,789,497.72 : x
  2. Step 2: Convert to fraction form
    31,818,571.27/47,730,606.14 = 8,789,497.72/x
  3. Step 3: Cross multiply
    31,818,571.27x = 47,730,606.14 × 8,789,497.72
  4. Step 4: Simplify right side
    31,818,571.27x = 419,528,053,744,395.19
  5. Step 5: Solve for x
    x = 419,528,053,744,395.19/31,818,571.27
  6. Step 6: Final answer
    x = 13,185,006.02

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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.