Home / 8,752,111.05-12,066,685.48-7,176,437.63

Finding the Fourth Proportional to 8,752,111.05, 12,066,685.48 and 7,176,437.63

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Solution

The fourth proportional to 8,752,111.05, 12,066,685.48 and 7,176,437.63 is: 9,894,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752,111.05 : 12,066,685.48 = 7,176,437.63 : x
  2. Step 2: Convert to fraction form
    8,752,111.05/12,066,685.48 = 7,176,437.63/x
  3. Step 3: Cross multiply
    8,752,111.05x = 12,066,685.48 × 7,176,437.63
  4. Step 4: Simplify right side
    8,752,111.05x = 86,595,815,752,469.66
  5. Step 5: Solve for x
    x = 86,595,815,752,469.66/8,752,111.05
  6. Step 6: Final answer
    x = 9,894,277.54

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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.