Home / 5,119,842.32-7,065,246.92-2,827,953.68

Finding the Fourth Proportional to 5,119,842.32, 7,065,246.92 and 2,827,953.68

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Solution

The fourth proportional to 5,119,842.32, 7,065,246.92 and 2,827,953.68 is: 3,902,501.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,842.32 : 7,065,246.92 = 2,827,953.68 : x
  2. Step 2: Convert to fraction form
    5,119,842.32/7,065,246.92 = 2,827,953.68/x
  3. Step 3: Cross multiply
    5,119,842.32x = 7,065,246.92 × 2,827,953.68
  4. Step 4: Simplify right side
    5,119,842.32x = 19,980,191,027,522.67
  5. Step 5: Solve for x
    x = 19,980,191,027,522.67/5,119,842.32
  6. Step 6: Final answer
    x = 3,902,501.24

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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.