Home / 23,807,778.40-32,855,010-13,211,385.76

Finding the Fourth Proportional to 23,807,778.40, 32,855,010 and 13,211,385.76

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Solution

The fourth proportional to 23,807,778.40, 32,855,010 and 13,211,385.76 is: 18,231,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,807,778.40 : 32,855,010 = 13,211,385.76 : x
  2. Step 2: Convert to fraction form
    23,807,778.40/32,855,010 = 13,211,385.76/x
  3. Step 3: Cross multiply
    23,807,778.40x = 32,855,010 × 13,211,385.76
  4. Step 4: Simplify right side
    23,807,778.40x = 434,060,211,258,657.56
  5. Step 5: Solve for x
    x = 434,060,211,258,657.56/23,807,778.40
  6. Step 6: Final answer
    x = 18,231,865.40

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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.