Home / 7,248,832.25-10,003,119.47-3,985,452.81

Finding the Fourth Proportional to 7,248,832.25, 10,003,119.47 and 3,985,452.81

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Solution

The fourth proportional to 7,248,832.25, 10,003,119.47 and 3,985,452.81 is: 5,499,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,832.25 : 10,003,119.47 = 3,985,452.81 : x
  2. Step 2: Convert to fraction form
    7,248,832.25/10,003,119.47 = 3,985,452.81/x
  3. Step 3: Cross multiply
    7,248,832.25x = 10,003,119.47 × 3,985,452.81
  4. Step 4: Simplify right side
    7,248,832.25x = 39,866,960,595,495.40
  5. Step 5: Solve for x
    x = 39,866,960,595,495.40/7,248,832.25
  6. Step 6: Final answer
    x = 5,499,776.96

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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.