Home / 10,377,757.79-15,553,134.35-4,222,566.23

Finding the Fourth Proportional to 10,377,757.79, 15,553,134.35 and 4,222,566.23

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Solution

The fourth proportional to 10,377,757.79, 15,553,134.35 and 4,222,566.23 is: 6,328,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,757.79 : 15,553,134.35 = 4,222,566.23 : x
  2. Step 2: Convert to fraction form
    10,377,757.79/15,553,134.35 = 4,222,566.23/x
  3. Step 3: Cross multiply
    10,377,757.79x = 15,553,134.35 × 4,222,566.23
  4. Step 4: Simplify right side
    10,377,757.79x = 65,674,139,869,527.42
  5. Step 5: Solve for x
    x = 65,674,139,869,527.42/10,377,757.79
  6. Step 6: Final answer
    x = 6,328,355.43

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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.