Home / 63,676,071.28-87,873,276-36,175,508.56

Finding the Fourth Proportional to 63,676,071.28, 87,873,276 and 36,175,508.56

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Solution

The fourth proportional to 63,676,071.28, 87,873,276 and 36,175,508.56 is: 49,922,370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,676,071.28 : 87,873,276 = 36,175,508.56 : x
  2. Step 2: Convert to fraction form
    63,676,071.28/87,873,276 = 36,175,508.56/x
  3. Step 3: Cross multiply
    63,676,071.28x = 87,873,276 × 36,175,508.56
  4. Step 4: Simplify right side
    63,676,071.28x = 3,178,860,448,133,243
  5. Step 5: Solve for x
    x = 3,178,860,448,133,243/63,676,071.28
  6. Step 6: Final answer
    x = 49,922,370.90

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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.