Home / 39,443,258.25-59,162,081.40-12,146,704.68

Finding the Fourth Proportional to 39,443,258.25, 59,162,081.40 and 12,146,704.68

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Solution

The fourth proportional to 39,443,258.25, 59,162,081.40 and 12,146,704.68 is: 18,219,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,443,258.25 : 59,162,081.40 = 12,146,704.68 : x
  2. Step 2: Convert to fraction form
    39,443,258.25/59,162,081.40 = 12,146,704.68/x
  3. Step 3: Cross multiply
    39,443,258.25x = 59,162,081.40 × 12,146,704.68
  4. Step 4: Simplify right side
    39,443,258.25x = 718,624,331,019,920.88
  5. Step 5: Solve for x
    x = 718,624,331,019,920.88/39,443,258.25
  6. Step 6: Final answer
    x = 18,219,192.91

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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.