Home / 7,927,972.32-11,891,954.16-2,248,243.68

Finding the Fourth Proportional to 7,927,972.32, 11,891,954.16 and 2,248,243.68

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Solution

The fourth proportional to 7,927,972.32, 11,891,954.16 and 2,248,243.68 is: 3,372,364.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927,972.32 : 11,891,954.16 = 2,248,243.68 : x
  2. Step 2: Convert to fraction form
    7,927,972.32/11,891,954.16 = 2,248,243.68/x
  3. Step 3: Cross multiply
    7,927,972.32x = 11,891,954.16 × 2,248,243.68
  4. Step 4: Simplify right side
    7,927,972.32x = 26,736,010,783,069.71
  5. Step 5: Solve for x
    x = 26,736,010,783,069.71/7,927,972.32
  6. Step 6: Final answer
    x = 3,372,364.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.