Home / 9,789,106.74-13,510,212.87-5,921,655.54

Finding the Fourth Proportional to 9,789,106.74, 13,510,212.87 and 5,921,655.54

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Solution

The fourth proportional to 9,789,106.74, 13,510,212.87 and 5,921,655.54 is: 8,172,638.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,106.74 : 13,510,212.87 = 5,921,655.54 : x
  2. Step 2: Convert to fraction form
    9,789,106.74/13,510,212.87 = 5,921,655.54/x
  3. Step 3: Cross multiply
    9,789,106.74x = 13,510,212.87 × 5,921,655.54
  4. Step 4: Simplify right side
    9,789,106.74x = 80,002,826,888,214.80
  5. Step 5: Solve for x
    x = 80,002,826,888,214.80/9,789,106.74
  6. Step 6: Final answer
    x = 8,172,638.12

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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.