Home / 10,368,912.35-15,553,368.53-8,227,401.95

Finding the Fourth Proportional to 10,368,912.35, 15,553,368.53 and 8,227,401.95

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Solution

The fourth proportional to 10,368,912.35, 15,553,368.53 and 8,227,401.95 is: 12,341,102.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,912.35 : 15,553,368.53 = 8,227,401.95 : x
  2. Step 2: Convert to fraction form
    10,368,912.35/15,553,368.53 = 8,227,401.95/x
  3. Step 3: Cross multiply
    10,368,912.35x = 15,553,368.53 × 8,227,401.95
  4. Step 4: Simplify right side
    10,368,912.35x = 127,963,814,572,790.62
  5. Step 5: Solve for x
    x = 127,963,814,572,790.62/10,368,912.35
  6. Step 6: Final answer
    x = 12,341,102.93

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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.