Home / 20,058,603.84-27,680,097.12-10,891,036.80

Finding the Fourth Proportional to 20,058,603.84, 27,680,097.12 and 10,891,036.80

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Solution

The fourth proportional to 20,058,603.84, 27,680,097.12 and 10,891,036.80 is: 15,029,209.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058,603.84 : 27,680,097.12 = 10,891,036.80 : x
  2. Step 2: Convert to fraction form
    20,058,603.84/27,680,097.12 = 10,891,036.80/x
  3. Step 3: Cross multiply
    20,058,603.84x = 27,680,097.12 × 10,891,036.80
  4. Step 4: Simplify right side
    20,058,603.84x = 301,464,956,361,494.06
  5. Step 5: Solve for x
    x = 301,464,956,361,494.06/20,058,603.84
  6. Step 6: Final answer
    x = 15,029,209.35

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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.