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Finding the Fourth Proportional to 14,807,998.80, 22,211,998.20 and 8,836,030.80

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Solution

The fourth proportional to 14,807,998.80, 22,211,998.20 and 8,836,030.80 is: 13,254,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807,998.80 : 22,211,998.20 = 8,836,030.80 : x
  2. Step 2: Convert to fraction form
    14,807,998.80/22,211,998.20 = 8,836,030.80/x
  3. Step 3: Cross multiply
    14,807,998.80x = 22,211,998.20 × 8,836,030.80
  4. Step 4: Simplify right side
    14,807,998.80x = 196,265,900,224,744.56
  5. Step 5: Solve for x
    x = 196,265,900,224,744.56/14,807,998.80
  6. Step 6: Final answer
    x = 13,254,046.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.