Home / 5,658,373.89-7,808,744.58-3,178,031.66

Finding the Fourth Proportional to 5,658,373.89, 7,808,744.58 and 3,178,031.66

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Solution

The fourth proportional to 5,658,373.89, 7,808,744.58 and 3,178,031.66 is: 4,385,789.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658,373.89 : 7,808,744.58 = 3,178,031.66 : x
  2. Step 2: Convert to fraction form
    5,658,373.89/7,808,744.58 = 3,178,031.66/x
  3. Step 3: Cross multiply
    5,658,373.89x = 7,808,744.58 × 3,178,031.66
  4. Step 4: Simplify right side
    5,658,373.89x = 24,816,437,500,093.40
  5. Step 5: Solve for x
    x = 24,816,437,500,093.40/5,658,373.89
  6. Step 6: Final answer
    x = 4,385,789.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.