Home / 13,024,924.66-17,974,996.05-7,223,360.68

Finding the Fourth Proportional to 13,024,924.66, 17,974,996.05 and 7,223,360.68

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Solution

The fourth proportional to 13,024,924.66, 17,974,996.05 and 7,223,360.68 is: 9,968,570.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,024,924.66 : 17,974,996.05 = 7,223,360.68 : x
  2. Step 2: Convert to fraction form
    13,024,924.66/17,974,996.05 = 7,223,360.68/x
  3. Step 3: Cross multiply
    13,024,924.66x = 17,974,996.05 × 7,223,360.68
  4. Step 4: Simplify right side
    13,024,924.66x = 129,839,879,690,725.31
  5. Step 5: Solve for x
    x = 129,839,879,690,725.31/13,024,924.66
  6. Step 6: Final answer
    x = 9,968,570.50

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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.