Home / 48,512,999.60-72,769,499.40-47,556,405.80

Finding the Fourth Proportional to 48,512,999.60, 72,769,499.40 and 47,556,405.80

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Solution

The fourth proportional to 48,512,999.60, 72,769,499.40 and 47,556,405.80 is: 71,334,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512,999.60 : 72,769,499.40 = 47,556,405.80 : x
  2. Step 2: Convert to fraction form
    48,512,999.60/72,769,499.40 = 47,556,405.80/x
  3. Step 3: Cross multiply
    48,512,999.60x = 72,769,499.40 × 47,556,405.80
  4. Step 4: Simplify right side
    48,512,999.60x = 3,460,655,843,329,256.50
  5. Step 5: Solve for x
    x = 3,460,655,843,329,256.50/48,512,999.60
  6. Step 6: Final answer
    x = 71,334,608.70

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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.