Home / 9,259,704.60-12,779,177.06-5,131,030.82

Finding the Fourth Proportional to 9,259,704.60, 12,779,177.06 and 5,131,030.82

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Solution

The fourth proportional to 9,259,704.60, 12,779,177.06 and 5,131,030.82 is: 7,081,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,259,704.60 : 12,779,177.06 = 5,131,030.82 : x
  2. Step 2: Convert to fraction form
    9,259,704.60/12,779,177.06 = 5,131,030.82/x
  3. Step 3: Cross multiply
    9,259,704.60x = 12,779,177.06 × 5,131,030.82
  4. Step 4: Simplify right side
    9,259,704.60x = 65,570,351,259,545.95
  5. Step 5: Solve for x
    x = 65,570,351,259,545.95/9,259,704.60
  6. Step 6: Final answer
    x = 7,081,257.35

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1.5x scale

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.