Home / 7,125,208.80-9,832,548.96-4,222,876.65

Finding the Fourth Proportional to 7,125,208.80, 9,832,548.96 and 4,222,876.65

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Solution

The fourth proportional to 7,125,208.80, 9,832,548.96 and 4,222,876.65 is: 5,827,428.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125,208.80 : 9,832,548.96 = 4,222,876.65 : x
  2. Step 2: Convert to fraction form
    7,125,208.80/9,832,548.96 = 4,222,876.65/x
  3. Step 3: Cross multiply
    7,125,208.80x = 9,832,548.96 × 4,222,876.65
  4. Step 4: Simplify right side
    7,125,208.80x = 41,521,641,413,165.79
  5. Step 5: Solve for x
    x = 41,521,641,413,165.79/7,125,208.80
  6. Step 6: Final answer
    x = 5,827,428.02

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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.