Home / 5,658,373.39-7,808,743.89-3,178,031.16

Finding the Fourth Proportional to 5,658,373.39, 7,808,743.89 and 3,178,031.16

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Solution

The fourth proportional to 5,658,373.39, 7,808,743.89 and 3,178,031.16 is: 4,385,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658,373.39 : 7,808,743.89 = 3,178,031.16 : x
  2. Step 2: Convert to fraction form
    5,658,373.39/7,808,743.89 = 3,178,031.16/x
  3. Step 3: Cross multiply
    5,658,373.39x = 7,808,743.89 × 3,178,031.16
  4. Step 4: Simplify right side
    5,658,373.39x = 24,816,431,347,945.73
  5. Step 5: Solve for x
    x = 24,816,431,347,945.73/5,658,373.39
  6. Step 6: Final answer
    x = 4,385,788.93

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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.