Home / 29,312,445.60-43,968,668.40-20,242,519.20

Finding the Fourth Proportional to 29,312,445.60, 43,968,668.40 and 20,242,519.20

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Solution

The fourth proportional to 29,312,445.60, 43,968,668.40 and 20,242,519.20 is: 30,363,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312,445.60 : 43,968,668.40 = 20,242,519.20 : x
  2. Step 2: Convert to fraction form
    29,312,445.60/43,968,668.40 = 20,242,519.20/x
  3. Step 3: Cross multiply
    29,312,445.60x = 43,968,668.40 × 20,242,519.20
  4. Step 4: Simplify right side
    29,312,445.60x = 890,036,614,285,433.25
  5. Step 5: Solve for x
    x = 890,036,614,285,433.25/29,312,445.60
  6. Step 6: Final answer
    x = 30,363,778.80

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1.5x scale

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.