Home / 14,779,609.71-20,395,668.74-8,253,353.85

Finding the Fourth Proportional to 14,779,609.71, 20,395,668.74 and 8,253,353.85

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Solution

The fourth proportional to 14,779,609.71, 20,395,668.74 and 8,253,353.85 is: 11,389,520.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779,609.71 : 20,395,668.74 = 8,253,353.85 : x
  2. Step 2: Convert to fraction form
    14,779,609.71/20,395,668.74 = 8,253,353.85/x
  3. Step 3: Cross multiply
    14,779,609.71x = 20,395,668.74 × 8,253,353.85
  4. Step 4: Simplify right side
    14,779,609.71x = 168,332,671,016,625.28
  5. Step 5: Solve for x
    x = 168,332,671,016,625.28/14,779,609.71
  6. Step 6: Final answer
    x = 11,389,520.72

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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.