Home / 18,409,308.56-25,399,215.96-10,672,807.04

Finding the Fourth Proportional to 18,409,308.56, 25,399,215.96 and 10,672,807.04

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Solution

The fourth proportional to 18,409,308.56, 25,399,215.96 and 10,672,807.04 is: 14,725,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409,308.56 : 25,399,215.96 = 10,672,807.04 : x
  2. Step 2: Convert to fraction form
    18,409,308.56/25,399,215.96 = 10,672,807.04/x
  3. Step 3: Cross multiply
    18,409,308.56x = 25,399,215.96 × 10,672,807.04
  4. Step 4: Simplify right side
    18,409,308.56x = 271,080,930,908,368.34
  5. Step 5: Solve for x
    x = 271,080,930,908,368.34/18,409,308.56
  6. Step 6: Final answer
    x = 14,725,209.80

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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.