Home / 9,074,019.52-12,519,460.62-5,399,990.74

Finding the Fourth Proportional to 9,074,019.52, 12,519,460.62 and 5,399,990.74

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Solution

The fourth proportional to 9,074,019.52, 12,519,460.62 and 5,399,990.74 is: 7,450,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,019.52 : 12,519,460.62 = 5,399,990.74 : x
  2. Step 2: Convert to fraction form
    9,074,019.52/12,519,460.62 = 5,399,990.74/x
  3. Step 3: Cross multiply
    9,074,019.52x = 12,519,460.62 × 5,399,990.74
  4. Step 4: Simplify right side
    9,074,019.52x = 67,604,971,417,794.66
  5. Step 5: Solve for x
    x = 67,604,971,417,794.66/9,074,019.52
  6. Step 6: Final answer
    x = 7,450,388.58

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1.5x scale

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.