Home / 20,058,569.74-27,680,050.02-10,891,002.70

Finding the Fourth Proportional to 20,058,569.74, 27,680,050.02 and 10,891,002.70

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Solution

The fourth proportional to 20,058,569.74, 27,680,050.02 and 10,891,002.70 is: 15,029,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058,569.74 : 27,680,050.02 = 10,891,002.70 : x
  2. Step 2: Convert to fraction form
    20,058,569.74/27,680,050.02 = 10,891,002.70/x
  3. Step 3: Cross multiply
    20,058,569.74x = 27,680,050.02 × 10,891,002.70
  4. Step 4: Simplify right side
    20,058,569.74x = 301,463,499,503,955
  5. Step 5: Solve for x
    x = 301,463,499,503,955/20,058,569.74
  6. Step 6: Final answer
    x = 15,029,162.27

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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.