Home / 10,290,464.16-14,200,743.80-5,644,154.04

Finding the Fourth Proportional to 10,290,464.16, 14,200,743.80 and 5,644,154.04

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Solution

The fourth proportional to 10,290,464.16, 14,200,743.80 and 5,644,154.04 is: 7,788,879.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,290,464.16 : 14,200,743.80 = 5,644,154.04 : x
  2. Step 2: Convert to fraction form
    10,290,464.16/14,200,743.80 = 5,644,154.04/x
  3. Step 3: Cross multiply
    10,290,464.16x = 14,200,743.80 × 5,644,154.04
  4. Step 4: Simplify right side
    10,290,464.16x = 80,151,185,489,774.95
  5. Step 5: Solve for x
    x = 80,151,185,489,774.95/10,290,464.16
  6. Step 6: Final answer
    x = 7,788,879.51

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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.