Home / 8,616,040.70-11,889,931.41-4,695,920.69

Finding the Fourth Proportional to 8,616,040.70, 11,889,931.41 and 4,695,920.69

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Solution

The fourth proportional to 8,616,040.70, 11,889,931.41 and 4,695,920.69 is: 6,480,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,040.70 : 11,889,931.41 = 4,695,920.69 : x
  2. Step 2: Convert to fraction form
    8,616,040.70/11,889,931.41 = 4,695,920.69/x
  3. Step 3: Cross multiply
    8,616,040.70x = 11,889,931.41 × 4,695,920.69
  4. Step 4: Simplify right side
    8,616,040.70x = 55,834,174,851,450.21
  5. Step 5: Solve for x
    x = 55,834,174,851,450.21/8,616,040.70
  6. Step 6: Final answer
    x = 6,480,258.95

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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.