Home / 10,373,399.12-15,549,457.08-3,981,930.32

Finding the Fourth Proportional to 10,373,399.12, 15,549,457.08 and 3,981,930.32

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Solution

The fourth proportional to 10,373,399.12, 15,549,457.08 and 3,981,930.32 is: 5,968,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373,399.12 : 15,549,457.08 = 3,981,930.32 : x
  2. Step 2: Convert to fraction form
    10,373,399.12/15,549,457.08 = 3,981,930.32/x
  3. Step 3: Cross multiply
    10,373,399.12x = 15,549,457.08 × 3,981,930.32
  4. Step 4: Simplify right side
    10,373,399.12x = 61,916,854,606,390.66
  5. Step 5: Solve for x
    x = 61,916,854,606,390.66/10,373,399.12
  6. Step 6: Final answer
    x = 5,968,810.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.