Home / 9,342,274.14-12,889,906.98-5,472,719.40

Finding the Fourth Proportional to 9,342,274.14, 12,889,906.98 and 5,472,719.40

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Solution

The fourth proportional to 9,342,274.14, 12,889,906.98 and 5,472,719.40 is: 7,550,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,342,274.14 : 12,889,906.98 = 5,472,719.40 : x
  2. Step 2: Convert to fraction form
    9,342,274.14/12,889,906.98 = 5,472,719.40/x
  3. Step 3: Cross multiply
    9,342,274.14x = 12,889,906.98 × 5,472,719.40
  4. Step 4: Simplify right side
    9,342,274.14x = 70,542,843,993,641.42
  5. Step 5: Solve for x
    x = 70,542,843,993,641.42/9,342,274.14
  6. Step 6: Final answer
    x = 7,550,928.49

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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.