Home / 9,106,446.69-12,566,403.05-5,031,803.25

Finding the Fourth Proportional to 9,106,446.69, 12,566,403.05 and 5,031,803.25

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Solution

The fourth proportional to 9,106,446.69, 12,566,403.05 and 5,031,803.25 is: 6,943,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,106,446.69 : 12,566,403.05 = 5,031,803.25 : x
  2. Step 2: Convert to fraction form
    9,106,446.69/12,566,403.05 = 5,031,803.25/x
  3. Step 3: Cross multiply
    9,106,446.69x = 12,566,403.05 × 5,031,803.25
  4. Step 4: Simplify right side
    9,106,446.69x = 63,231,667,682,640.90
  5. Step 5: Solve for x
    x = 63,231,667,682,640.90/9,106,446.69
  6. Step 6: Final answer
    x = 6,943,615.86

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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.