Home / 8,801,806.37-12,143,621.52-5,129,883.18

Finding the Fourth Proportional to 8,801,806.37, 12,143,621.52 and 5,129,883.18

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Solution

The fourth proportional to 8,801,806.37, 12,143,621.52 and 5,129,883.18 is: 7,077,565.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801,806.37 : 12,143,621.52 = 5,129,883.18 : x
  2. Step 2: Convert to fraction form
    8,801,806.37/12,143,621.52 = 5,129,883.18/x
  3. Step 3: Cross multiply
    8,801,806.37x = 12,143,621.52 × 5,129,883.18
  4. Step 4: Simplify right side
    8,801,806.37x = 62,295,359,779,734.03
  5. Step 5: Solve for x
    x = 62,295,359,779,734.03/8,801,806.37
  6. Step 6: Final answer
    x = 7,077,565.35

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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.