Home / 9,089,320.84-12,545,129.54-5,557,721.24

Finding the Fourth Proportional to 9,089,320.84, 12,545,129.54 and 5,557,721.24

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Solution

The fourth proportional to 9,089,320.84, 12,545,129.54 and 5,557,721.24 is: 7,670,796.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089,320.84 : 12,545,129.54 = 5,557,721.24 : x
  2. Step 2: Convert to fraction form
    9,089,320.84/12,545,129.54 = 5,557,721.24/x
  3. Step 3: Cross multiply
    9,089,320.84x = 12,545,129.54 × 5,557,721.24
  4. Step 4: Simplify right side
    9,089,320.84x = 69,722,332,948,266.55
  5. Step 5: Solve for x
    x = 69,722,332,948,266.55/9,089,320.84
  6. Step 6: Final answer
    x = 7,670,796.77

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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.