Home / 8,591,768.10-11,853,689.67-5,327,408.16

Finding the Fourth Proportional to 8,591,768.10, 11,853,689.67 and 5,327,408.16

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Solution

The fourth proportional to 8,591,768.10, 11,853,689.67 and 5,327,408.16 is: 7,349,993.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,768.10 : 11,853,689.67 = 5,327,408.16 : x
  2. Step 2: Convert to fraction form
    8,591,768.10/11,853,689.67 = 5,327,408.16/x
  3. Step 3: Cross multiply
    8,591,768.10x = 11,853,689.67 × 5,327,408.16
  4. Step 4: Simplify right side
    8,591,768.10x = 63,149,443,074,065.71
  5. Step 5: Solve for x
    x = 63,149,443,074,065.71/8,591,768.10
  6. Step 6: Final answer
    x = 7,349,993.89

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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.