Home / 20,926,734.44-31,390,697.80-5,780,667.56

Finding the Fourth Proportional to 20,926,734.44, 31,390,697.80 and 5,780,667.56

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Solution

The fourth proportional to 20,926,734.44, 31,390,697.80 and 5,780,667.56 is: 8,671,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,926,734.44 : 31,390,697.80 = 5,780,667.56 : x
  2. Step 2: Convert to fraction form
    20,926,734.44/31,390,697.80 = 5,780,667.56/x
  3. Step 3: Cross multiply
    20,926,734.44x = 31,390,697.80 × 5,780,667.56
  4. Step 4: Simplify right side
    20,926,734.44x = 181,459,188,458,223.38
  5. Step 5: Solve for x
    x = 181,459,188,458,223.38/20,926,734.44
  6. Step 6: Final answer
    x = 8,671,166.01

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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.