Home / 47,924,712.60-71,896,400.10-20,630,952.60

Finding the Fourth Proportional to 47,924,712.60, 71,896,400.10 and 20,630,952.60

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Solution

The fourth proportional to 47,924,712.60, 71,896,400.10 and 20,630,952.60 is: 30,950,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,924,712.60 : 71,896,400.10 = 20,630,952.60 : x
  2. Step 2: Convert to fraction form
    47,924,712.60/71,896,400.10 = 20,630,952.60/x
  3. Step 3: Cross multiply
    47,924,712.60x = 71,896,400.10 × 20,630,952.60
  4. Step 4: Simplify right side
    47,924,712.60x = 1,483,291,222,573,735.25
  5. Step 5: Solve for x
    x = 1,483,291,222,573,735.25/47,924,712.60
  6. Step 6: Final answer
    x = 30,950,445.86

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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.