Home / 10,916,999.80-16,375,499.70-3,342,981.40

Finding the Fourth Proportional to 10,916,999.80, 16,375,499.70 and 3,342,981.40

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Solution

The fourth proportional to 10,916,999.80, 16,375,499.70 and 3,342,981.40 is: 5,014,472.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916,999.80 : 16,375,499.70 = 3,342,981.40 : x
  2. Step 2: Convert to fraction form
    10,916,999.80/16,375,499.70 = 3,342,981.40/x
  3. Step 3: Cross multiply
    10,916,999.80x = 16,375,499.70 × 3,342,981.40
  4. Step 4: Simplify right side
    10,916,999.80x = 54,742,990,912,805.58
  5. Step 5: Solve for x
    x = 54,742,990,912,805.58/10,916,999.80
  6. Step 6: Final answer
    x = 5,014,472.10

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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.