Home / 7,630,909.28-11,435,731.68-5,735,440.16

Finding the Fourth Proportional to 7,630,909.28, 11,435,731.68 and 5,735,440.16

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Solution

The fourth proportional to 7,630,909.28, 11,435,731.68 and 5,735,440.16 is: 8,595,168.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630,909.28 : 11,435,731.68 = 5,735,440.16 : x
  2. Step 2: Convert to fraction form
    7,630,909.28/11,435,731.68 = 5,735,440.16/x
  3. Step 3: Cross multiply
    7,630,909.28x = 11,435,731.68 × 5,735,440.16
  4. Step 4: Simplify right side
    7,630,909.28x = 65,588,954,736,456.27
  5. Step 5: Solve for x
    x = 65,588,954,736,456.27/7,630,909.28
  6. Step 6: Final answer
    x = 8,595,168.98

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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.