Home / 7,518,822.96-10,375,986.12-4,081,064.76

Finding the Fourth Proportional to 7,518,822.96, 10,375,986.12 and 4,081,064.76

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Solution

The fourth proportional to 7,518,822.96, 10,375,986.12 and 4,081,064.76 is: 5,631,875.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,822.96 : 10,375,986.12 = 4,081,064.76 : x
  2. Step 2: Convert to fraction form
    7,518,822.96/10,375,986.12 = 4,081,064.76/x
  3. Step 3: Cross multiply
    7,518,822.96x = 10,375,986.12 × 4,081,064.76
  4. Step 4: Simplify right side
    7,518,822.96x = 42,345,071,304,581.12
  5. Step 5: Solve for x
    x = 42,345,071,304,581.12/7,518,822.96
  6. Step 6: Final answer
    x = 5,631,875.03

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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.