Home / 47,521,228.64-71,311,829.76-20,227,477.55

Finding the Fourth Proportional to 47,521,228.64, 71,311,829.76 and 20,227,477.55

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Solution

The fourth proportional to 47,521,228.64, 71,311,829.76 and 20,227,477.55 is: 30,353,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,521,228.64 : 71,311,829.76 = 20,227,477.55 : x
  2. Step 2: Convert to fraction form
    47,521,228.64/71,311,829.76 = 20,227,477.55/x
  3. Step 3: Cross multiply
    47,521,228.64x = 71,311,829.76 × 20,227,477.55
  4. Step 4: Simplify right side
    47,521,228.64x = 1,442,458,435,163,263
  5. Step 5: Solve for x
    x = 1,442,458,435,163,263/47,521,228.64
  6. Step 6: Final answer
    x = 30,353,980.24

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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.