Home / 37,663,653.17-51,972,971.30-21,140,585.08

Finding the Fourth Proportional to 37,663,653.17, 51,972,971.30 and 21,140,585.08

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Solution

The fourth proportional to 37,663,653.17, 51,972,971.30 and 21,140,585.08 is: 29,172,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,663,653.17 : 51,972,971.30 = 21,140,585.08 : x
  2. Step 2: Convert to fraction form
    37,663,653.17/51,972,971.30 = 21,140,585.08/x
  3. Step 3: Cross multiply
    37,663,653.17x = 51,972,971.30 × 21,140,585.08
  4. Step 4: Simplify right side
    37,663,653.17x = 1,098,739,021,412,242.75
  5. Step 5: Solve for x
    x = 1,098,739,021,412,242.75/37,663,653.17
  6. Step 6: Final answer
    x = 29,172,396.43

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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.