Home / 10,440,940.80-15,661,411.20-9,732,352.80

Finding the Fourth Proportional to 10,440,940.80, 15,661,411.20 and 9,732,352.80

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Solution

The fourth proportional to 10,440,940.80, 15,661,411.20 and 9,732,352.80 is: 14,598,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440,940.80 : 15,661,411.20 = 9,732,352.80 : x
  2. Step 2: Convert to fraction form
    10,440,940.80/15,661,411.20 = 9,732,352.80/x
  3. Step 3: Cross multiply
    10,440,940.80x = 15,661,411.20 × 9,732,352.80
  4. Step 4: Simplify right side
    10,440,940.80x = 152,422,379,144,271.38
  5. Step 5: Solve for x
    x = 152,422,379,144,271.38/10,440,940.80
  6. Step 6: Final answer
    x = 14,598,529.20

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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.