Home / 10,735,867.38-16,113,890.52-5,621,967.84

Finding the Fourth Proportional to 10,735,867.38, 16,113,890.52 and 5,621,967.84

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Solution

The fourth proportional to 10,735,867.38, 16,113,890.52 and 5,621,967.84 is: 8,438,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,735,867.38 : 16,113,890.52 = 5,621,967.84 : x
  2. Step 2: Convert to fraction form
    10,735,867.38/16,113,890.52 = 5,621,967.84/x
  3. Step 3: Cross multiply
    10,735,867.38x = 16,113,890.52 × 5,621,967.84
  4. Step 4: Simplify right side
    10,735,867.38x = 90,591,774,280,720.88
  5. Step 5: Solve for x
    x = 90,591,774,280,720.88/10,735,867.38
  6. Step 6: Final answer
    x = 8,438,235.22

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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.