Home / 27,171,626.56-40,757,432.40-18,626,055.28

Finding the Fourth Proportional to 27,171,626.56, 40,757,432.40 and 18,626,055.28

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Solution

The fourth proportional to 27,171,626.56, 40,757,432.40 and 18,626,055.28 is: 27,939,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171,626.56 : 40,757,432.40 = 18,626,055.28 : x
  2. Step 2: Convert to fraction form
    27,171,626.56/40,757,432.40 = 18,626,055.28/x
  3. Step 3: Cross multiply
    27,171,626.56x = 40,757,432.40 × 18,626,055.28
  4. Step 4: Simplify right side
    27,171,626.56x = 759,150,188,953,263.12
  5. Step 5: Solve for x
    x = 759,150,188,953,263.12/27,171,626.56
  6. Step 6: Final answer
    x = 27,939,077.82

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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.