Home / 10,968,557.75-16,443,079.86-5,207,737.31

Finding the Fourth Proportional to 10,968,557.75, 16,443,079.86 and 5,207,737.31

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Solution

The fourth proportional to 10,968,557.75, 16,443,079.86 and 5,207,737.31 is: 7,806,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,968,557.75 : 16,443,079.86 = 5,207,737.31 : x
  2. Step 2: Convert to fraction form
    10,968,557.75/16,443,079.86 = 5,207,737.31/x
  3. Step 3: Cross multiply
    10,968,557.75x = 16,443,079.86 × 5,207,737.31
  4. Step 4: Simplify right side
    10,968,557.75x = 85,631,240,477,206.73
  5. Step 5: Solve for x
    x = 85,631,240,477,206.73/10,968,557.75
  6. Step 6: Final answer
    x = 7,806,973.57

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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.