Home / 27,891,132.30-41,836,698.45-19,281,788.10

Finding the Fourth Proportional to 27,891,132.30, 41,836,698.45 and 19,281,788.10

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Solution

The fourth proportional to 27,891,132.30, 41,836,698.45 and 19,281,788.10 is: 28,922,682.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,891,132.30 : 41,836,698.45 = 19,281,788.10 : x
  2. Step 2: Convert to fraction form
    27,891,132.30/41,836,698.45 = 19,281,788.10/x
  3. Step 3: Cross multiply
    27,891,132.30x = 41,836,698.45 × 19,281,788.10
  4. Step 4: Simplify right side
    27,891,132.30x = 806,686,354,316,498.62
  5. Step 5: Solve for x
    x = 806,686,354,316,498.62/27,891,132.30
  6. Step 6: Final answer
    x = 28,922,682.15

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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.