Home / 9,987,569.28-14,975,055.36-5,502,994.56

Finding the Fourth Proportional to 9,987,569.28, 14,975,055.36 and 5,502,994.56

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Solution

The fourth proportional to 9,987,569.28, 14,975,055.36 and 5,502,994.56 is: 8,251,021.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987,569.28 : 14,975,055.36 = 5,502,994.56 : x
  2. Step 2: Convert to fraction form
    9,987,569.28/14,975,055.36 = 5,502,994.56/x
  3. Step 3: Cross multiply
    9,987,569.28x = 14,975,055.36 × 5,502,994.56
  4. Step 4: Simplify right side
    9,987,569.28x = 82,407,648,181,778.83
  5. Step 5: Solve for x
    x = 82,407,648,181,778.83/9,987,569.28
  6. Step 6: Final answer
    x = 8,251,021.43

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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.