Home / 7,567,072.11-10,442,780.15-4,129,534.58

Finding the Fourth Proportional to 7,567,072.11, 10,442,780.15 and 4,129,534.58

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Solution

The fourth proportional to 7,567,072.11, 10,442,780.15 and 4,129,534.58 is: 5,698,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567,072.11 : 10,442,780.15 = 4,129,534.58 : x
  2. Step 2: Convert to fraction form
    7,567,072.11/10,442,780.15 = 4,129,534.58/x
  3. Step 3: Cross multiply
    7,567,072.11x = 10,442,780.15 × 4,129,534.58
  4. Step 4: Simplify right side
    7,567,072.11x = 43,123,821,667,901.02
  5. Step 5: Solve for x
    x = 43,123,821,667,901.02/7,567,072.11
  6. Step 6: Final answer
    x = 5,698,878.12

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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.