Home / 14,986,841.57-20,682,342.86-9,184,502.76

Finding the Fourth Proportional to 14,986,841.57, 20,682,342.86 and 9,184,502.76

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Solution

The fourth proportional to 14,986,841.57, 20,682,342.86 and 9,184,502.76 is: 12,674,921.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986,841.57 : 20,682,342.86 = 9,184,502.76 : x
  2. Step 2: Convert to fraction form
    14,986,841.57/20,682,342.86 = 9,184,502.76/x
  3. Step 3: Cross multiply
    14,986,841.57x = 20,682,342.86 × 9,184,502.76
  4. Step 4: Simplify right side
    14,986,841.57x = 189,957,034,977,524.59
  5. Step 5: Solve for x
    x = 189,957,034,977,524.59/14,986,841.57
  6. Step 6: Final answer
    x = 12,674,921.14

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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.