Home / 10,369,748.80-15,554,623.20-5,816,123.20

Finding the Fourth Proportional to 10,369,748.80, 15,554,623.20 and 5,816,123.20

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Solution

The fourth proportional to 10,369,748.80, 15,554,623.20 and 5,816,123.20 is: 8,724,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,748.80 : 15,554,623.20 = 5,816,123.20 : x
  2. Step 2: Convert to fraction form
    10,369,748.80/15,554,623.20 = 5,816,123.20/x
  3. Step 3: Cross multiply
    10,369,748.80x = 15,554,623.20 × 5,816,123.20
  4. Step 4: Simplify right side
    10,369,748.80x = 90,467,604,860,778.23
  5. Step 5: Solve for x
    x = 90,467,604,860,778.23/10,369,748.80
  6. Step 6: Final answer
    x = 8,724,184.80

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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.