Home / 7,248,828.31-10,003,114.04-3,985,448.87

Finding the Fourth Proportional to 7,248,828.31, 10,003,114.04 and 3,985,448.87

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Solution

The fourth proportional to 7,248,828.31, 10,003,114.04 and 3,985,448.87 is: 5,499,771.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,828.31 : 10,003,114.04 = 3,985,448.87 : x
  2. Step 2: Convert to fraction form
    7,248,828.31/10,003,114.04 = 3,985,448.87/x
  3. Step 3: Cross multiply
    7,248,828.31x = 10,003,114.04 × 3,985,448.87
  4. Step 4: Simplify right side
    7,248,828.31x = 39,866,899,552,279.68
  5. Step 5: Solve for x
    x = 39,866,899,552,279.68/7,248,828.31
  6. Step 6: Final answer
    x = 5,499,771.53

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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.