Home / 5,137,337.65-7,084,633.85-3,072,016.86

Finding the Fourth Proportional to 5,137,337.65, 7,084,633.85 and 3,072,016.86

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Solution

The fourth proportional to 5,137,337.65, 7,084,633.85 and 3,072,016.86 is: 4,236,457.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,337.65 : 7,084,633.85 = 3,072,016.86 : x
  2. Step 2: Convert to fraction form
    5,137,337.65/7,084,633.85 = 3,072,016.86/x
  3. Step 3: Cross multiply
    5,137,337.65x = 7,084,633.85 × 3,072,016.86
  4. Step 4: Simplify right side
    5,137,337.65x = 21,764,114,634,126.71
  5. Step 5: Solve for x
    x = 21,764,114,634,126.71/5,137,337.65
  6. Step 6: Final answer
    x = 4,236,457.89

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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.