Home / 8,176,498.76-11,281,594.16-5,385,326.33

Finding the Fourth Proportional to 8,176,498.76, 11,281,594.16 and 5,385,326.33

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Solution

The fourth proportional to 8,176,498.76, 11,281,594.16 and 5,385,326.33 is: 7,430,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,498.76 : 11,281,594.16 = 5,385,326.33 : x
  2. Step 2: Convert to fraction form
    8,176,498.76/11,281,594.16 = 5,385,326.33/x
  3. Step 3: Cross multiply
    8,176,498.76x = 11,281,594.16 × 5,385,326.33
  4. Step 4: Simplify right side
    8,176,498.76x = 60,755,066,115,889.52
  5. Step 5: Solve for x
    x = 60,755,066,115,889.52/8,176,498.76
  6. Step 6: Final answer
    x = 7,430,450.11

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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.