Home / 13,484,958.60-20,227,437.90-13,261,009.80

Finding the Fourth Proportional to 13,484,958.60, 20,227,437.90 and 13,261,009.80

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Solution

The fourth proportional to 13,484,958.60, 20,227,437.90 and 13,261,009.80 is: 19,891,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,958.60 : 20,227,437.90 = 13,261,009.80 : x
  2. Step 2: Convert to fraction form
    13,484,958.60/20,227,437.90 = 13,261,009.80/x
  3. Step 3: Cross multiply
    13,484,958.60x = 20,227,437.90 × 13,261,009.80
  4. Step 4: Simplify right side
    13,484,958.60x = 268,236,252,220,791.41
  5. Step 5: Solve for x
    x = 268,236,252,220,791.41/13,484,958.60
  6. Step 6: Final answer
    x = 19,891,514.70

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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.