Home / 7,137,225.90-9,849,108.33-3,873,971.61

Finding the Fourth Proportional to 7,137,225.90, 9,849,108.33 and 3,873,971.61

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Solution

The fourth proportional to 7,137,225.90, 9,849,108.33 and 3,873,971.61 is: 5,345,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,225.90 : 9,849,108.33 = 3,873,971.61 : x
  2. Step 2: Convert to fraction form
    7,137,225.90/9,849,108.33 = 3,873,971.61/x
  3. Step 3: Cross multiply
    7,137,225.90x = 9,849,108.33 × 3,873,971.61
  4. Step 4: Simplify right side
    7,137,225.90x = 38,155,166,054,234.51
  5. Step 5: Solve for x
    x = 38,155,166,054,234.51/7,137,225.90
  6. Step 6: Final answer
    x = 5,345,937.85

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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.