Home / 14,811,811.60-20,432,066.52-8,616,161.20

Finding the Fourth Proportional to 14,811,811.60, 20,432,066.52 and 8,616,161.20

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Solution

The fourth proportional to 14,811,811.60, 20,432,066.52 and 8,616,161.20 is: 11,885,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811,811.60 : 20,432,066.52 = 8,616,161.20 : x
  2. Step 2: Convert to fraction form
    14,811,811.60/20,432,066.52 = 8,616,161.20/x
  3. Step 3: Cross multiply
    14,811,811.60x = 20,432,066.52 × 8,616,161.20
  4. Step 4: Simplify right side
    14,811,811.60x = 176,045,978,785,443
  5. Step 5: Solve for x
    x = 176,045,978,785,443/14,811,811.60
  6. Step 6: Final answer
    x = 11,885,512.96

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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.