Home / 18,152,606.40-27,228,909.60-15,913,118.40

Finding the Fourth Proportional to 18,152,606.40, 27,228,909.60 and 15,913,118.40

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Solution

The fourth proportional to 18,152,606.40, 27,228,909.60 and 15,913,118.40 is: 23,869,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,606.40 : 27,228,909.60 = 15,913,118.40 : x
  2. Step 2: Convert to fraction form
    18,152,606.40/27,228,909.60 = 15,913,118.40/x
  3. Step 3: Cross multiply
    18,152,606.40x = 27,228,909.60 × 15,913,118.40
  4. Step 4: Simplify right side
    18,152,606.40x = 433,296,862,367,696.69
  5. Step 5: Solve for x
    x = 433,296,862,367,696.69/18,152,606.40
  6. Step 6: Final answer
    x = 23,869,677.60

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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.