Home / 17,670,864.90-26,490,745.35-11,972,612.10

Finding the Fourth Proportional to 17,670,864.90, 26,490,745.35 and 11,972,612.10

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Solution

The fourth proportional to 17,670,864.90, 26,490,745.35 and 11,972,612.10 is: 17,948,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670,864.90 : 26,490,745.35 = 11,972,612.10 : x
  2. Step 2: Convert to fraction form
    17,670,864.90/26,490,745.35 = 11,972,612.10/x
  3. Step 3: Cross multiply
    17,670,864.90x = 26,490,745.35 × 11,972,612.10
  4. Step 4: Simplify right side
    17,670,864.90x = 317,163,418,315,428.75
  5. Step 5: Solve for x
    x = 317,163,418,315,428.75/17,670,864.90
  6. Step 6: Final answer
    x = 17,948,381.14

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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.