Home / 15,316,229.80-22,974,344.70-12,481,877.80

Finding the Fourth Proportional to 15,316,229.80, 22,974,344.70 and 12,481,877.80

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Solution

The fourth proportional to 15,316,229.80, 22,974,344.70 and 12,481,877.80 is: 18,722,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,316,229.80 : 22,974,344.70 = 12,481,877.80 : x
  2. Step 2: Convert to fraction form
    15,316,229.80/22,974,344.70 = 12,481,877.80/x
  3. Step 3: Cross multiply
    15,316,229.80x = 22,974,344.70 × 12,481,877.80
  4. Step 4: Simplify right side
    15,316,229.80x = 286,762,963,080,477.69
  5. Step 5: Solve for x
    x = 286,762,963,080,477.69/15,316,229.80
  6. Step 6: Final answer
    x = 18,722,816.70

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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.