Home / 10,936,810.10-16,405,215.15-10,015,645.70

Finding the Fourth Proportional to 10,936,810.10, 16,405,215.15 and 10,015,645.70

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Solution

The fourth proportional to 10,936,810.10, 16,405,215.15 and 10,015,645.70 is: 15,023,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,810.10 : 16,405,215.15 = 10,015,645.70 : x
  2. Step 2: Convert to fraction form
    10,936,810.10/16,405,215.15 = 10,015,645.70/x
  3. Step 3: Cross multiply
    10,936,810.10x = 16,405,215.15 × 10,015,645.70
  4. Step 4: Simplify right side
    10,936,810.10x = 164,308,822,574,672.34
  5. Step 5: Solve for x
    x = 164,308,822,574,672.34/10,936,810.10
  6. Step 6: Final answer
    x = 15,023,468.55

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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.