Home / 9,667,388.70-13,340,691.05-5,316,461.55

Finding the Fourth Proportional to 9,667,388.70, 13,340,691.05 and 5,316,461.55

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Solution

The fourth proportional to 9,667,388.70, 13,340,691.05 and 5,316,461.55 is: 7,336,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,667,388.70 : 13,340,691.05 = 5,316,461.55 : x
  2. Step 2: Convert to fraction form
    9,667,388.70/13,340,691.05 = 5,316,461.55/x
  3. Step 3: Cross multiply
    9,667,388.70x = 13,340,691.05 × 5,316,461.55
  4. Step 4: Simplify right side
    9,667,388.70x = 70,925,270,991,171.81
  5. Step 5: Solve for x
    x = 70,925,270,991,171.81/9,667,388.70
  6. Step 6: Final answer
    x = 7,336,549.01

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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.