Home / 15,664,765.23-23,491,406.97-5,426,980.83

Finding the Fourth Proportional to 15,664,765.23, 23,491,406.97 and 5,426,980.83

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Solution

The fourth proportional to 15,664,765.23, 23,491,406.97 and 5,426,980.83 is: 8,138,482.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664,765.23 : 23,491,406.97 = 5,426,980.83 : x
  2. Step 2: Convert to fraction form
    15,664,765.23/23,491,406.97 = 5,426,980.83/x
  3. Step 3: Cross multiply
    15,664,765.23x = 23,491,406.97 × 5,426,980.83
  4. Step 4: Simplify right side
    15,664,765.23x = 127,487,415,295,918.38
  5. Step 5: Solve for x
    x = 127,487,415,295,918.38/15,664,765.23
  6. Step 6: Final answer
    x = 8,138,482.35

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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.