Home / 9,812,171.50-13,540,660.16-5,461,258.92

Finding the Fourth Proportional to 9,812,171.50, 13,540,660.16 and 5,461,258.92

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Solution

The fourth proportional to 9,812,171.50, 13,540,660.16 and 5,461,258.92 is: 7,536,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,812,171.50 : 13,540,660.16 = 5,461,258.92 : x
  2. Step 2: Convert to fraction form
    9,812,171.50/13,540,660.16 = 5,461,258.92/x
  3. Step 3: Cross multiply
    9,812,171.50x = 13,540,660.16 × 5,461,258.92
  4. Step 4: Simplify right side
    9,812,171.50x = 73,949,051,081,488.62
  5. Step 5: Solve for x
    x = 73,949,051,081,488.62/9,812,171.50
  6. Step 6: Final answer
    x = 7,536,461.33

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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.