Home / 9,763,448.80-13,478,922.12-6,670,622.56

Finding the Fourth Proportional to 9,763,448.80, 13,478,922.12 and 6,670,622.56

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Solution

The fourth proportional to 9,763,448.80, 13,478,922.12 and 6,670,622.56 is: 9,209,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,763,448.80 : 13,478,922.12 = 6,670,622.56 : x
  2. Step 2: Convert to fraction form
    9,763,448.80/13,478,922.12 = 6,670,622.56/x
  3. Step 3: Cross multiply
    9,763,448.80x = 13,478,922.12 × 6,670,622.56
  4. Step 4: Simplify right side
    9,763,448.80x = 89,912,801,978,155.02
  5. Step 5: Solve for x
    x = 89,912,801,978,155.02/9,763,448.80
  6. Step 6: Final answer
    x = 9,209,123.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.