Home / 49,911,354.66-68,876,400.51-27,885,019.51

Finding the Fourth Proportional to 49,911,354.66, 68,876,400.51 and 27,885,019.51

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Solution

The fourth proportional to 49,911,354.66, 68,876,400.51 and 27,885,019.51 is: 38,480,617.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,911,354.66 : 68,876,400.51 = 27,885,019.51 : x
  2. Step 2: Convert to fraction form
    49,911,354.66/68,876,400.51 = 27,885,019.51/x
  3. Step 3: Cross multiply
    49,911,354.66x = 68,876,400.51 × 27,885,019.51
  4. Step 4: Simplify right side
    49,911,354.66x = 1,920,619,771,953,878.25
  5. Step 5: Solve for x
    x = 1,920,619,771,953,878.25/49,911,354.66
  6. Step 6: Final answer
    x = 38,480,617.99

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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.