Home / 9,853,133.19-13,603,721.85-8,818,849.86

Finding the Fourth Proportional to 9,853,133.19, 13,603,721.85 and 8,818,849.86

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Solution

The fourth proportional to 9,853,133.19, 13,603,721.85 and 8,818,849.86 is: 12,175,739.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,853,133.19 : 13,603,721.85 = 8,818,849.86 : x
  2. Step 2: Convert to fraction form
    9,853,133.19/13,603,721.85 = 8,818,849.86/x
  3. Step 3: Cross multiply
    9,853,133.19x = 13,603,721.85 × 8,818,849.86
  4. Step 4: Simplify right side
    9,853,133.19x = 119,969,180,532,351.42
  5. Step 5: Solve for x
    x = 119,969,180,532,351.42/9,853,133.19
  6. Step 6: Final answer
    x = 12,175,739.25

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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.