Home / 13,152,803.12-19,728,761.76-4,632,918.08

Finding the Fourth Proportional to 13,152,803.12, 19,728,761.76 and 4,632,918.08

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Solution

The fourth proportional to 13,152,803.12, 19,728,761.76 and 4,632,918.08 is: 6,949,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,803.12 : 19,728,761.76 = 4,632,918.08 : x
  2. Step 2: Convert to fraction form
    13,152,803.12/19,728,761.76 = 4,632,918.08/x
  3. Step 3: Cross multiply
    13,152,803.12x = 19,728,761.76 × 4,632,918.08
  4. Step 4: Simplify right side
    13,152,803.12x = 91,401,737,053,916.62
  5. Step 5: Solve for x
    x = 91,401,737,053,916.62/13,152,803.12
  6. Step 6: Final answer
    x = 6,949,221.11

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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.