Home / 8,626,990.32-11,905,164.54-4,759,542.72

Finding the Fourth Proportional to 8,626,990.32, 11,905,164.54 and 4,759,542.72

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Solution

The fourth proportional to 8,626,990.32, 11,905,164.54 and 4,759,542.72 is: 6,568,123.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,626,990.32 : 11,905,164.54 = 4,759,542.72 : x
  2. Step 2: Convert to fraction form
    8,626,990.32/11,905,164.54 = 4,759,542.72/x
  3. Step 3: Cross multiply
    8,626,990.32x = 11,905,164.54 × 4,759,542.72
  4. Step 4: Simplify right side
    8,626,990.32x = 56,663,139,216,759.14
  5. Step 5: Solve for x
    x = 56,663,139,216,759.14/8,626,990.32
  6. Step 6: Final answer
    x = 6,568,123.66

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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.