Home / 8,972,789.46-12,382,386.33-4,898,408.46

Finding the Fourth Proportional to 8,972,789.46, 12,382,386.33 and 4,898,408.46

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Solution

The fourth proportional to 8,972,789.46, 12,382,386.33 and 4,898,408.46 is: 6,759,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,789.46 : 12,382,386.33 = 4,898,408.46 : x
  2. Step 2: Convert to fraction form
    8,972,789.46/12,382,386.33 = 4,898,408.46/x
  3. Step 3: Cross multiply
    8,972,789.46x = 12,382,386.33 × 4,898,408.46
  4. Step 4: Simplify right side
    8,972,789.46x = 60,653,985,953,860.35
  5. Step 5: Solve for x
    x = 60,653,985,953,860.35/8,972,789.46
  6. Step 6: Final answer
    x = 6,759,769.21

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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.