Home / 27,580,494.64-38,060,302.38-15,021,264.76

Finding the Fourth Proportional to 27,580,494.64, 38,060,302.38 and 15,021,264.76

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Solution

The fourth proportional to 27,580,494.64, 38,060,302.38 and 15,021,264.76 is: 20,728,920.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,580,494.64 : 38,060,302.38 = 15,021,264.76 : x
  2. Step 2: Convert to fraction form
    27,580,494.64/38,060,302.38 = 15,021,264.76/x
  3. Step 3: Cross multiply
    27,580,494.64x = 38,060,302.38 × 15,021,264.76
  4. Step 4: Simplify right side
    27,580,494.64x = 571,713,878,895,638.12
  5. Step 5: Solve for x
    x = 571,713,878,895,638.12/27,580,494.64
  6. Step 6: Final answer
    x = 20,728,920.43

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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.