Home / 47,649,823.60-71,294,369.46-28,229,475.82

Finding the Fourth Proportional to 47,649,823.60, 71,294,369.46 and 28,229,475.82

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Solution

The fourth proportional to 47,649,823.60, 71,294,369.46 and 28,229,475.82 is: 42,237,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,649,823.60 : 71,294,369.46 = 28,229,475.82 : x
  2. Step 2: Convert to fraction form
    47,649,823.60/71,294,369.46 = 28,229,475.82/x
  3. Step 3: Cross multiply
    47,649,823.60x = 71,294,369.46 × 28,229,475.82
  4. Step 4: Simplify right side
    47,649,823.60x = 2,012,602,678,773,216.25
  5. Step 5: Solve for x
    x = 2,012,602,678,773,216.25/47,649,823.60
  6. Step 6: Final answer
    x = 42,237,358.44

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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.