Home / 48,512,140.80-72,768,211.20-32,285,475.60

Finding the Fourth Proportional to 48,512,140.80, 72,768,211.20 and 32,285,475.60

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Solution

The fourth proportional to 48,512,140.80, 72,768,211.20 and 32,285,475.60 is: 48,428,213.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512,140.80 : 72,768,211.20 = 32,285,475.60 : x
  2. Step 2: Convert to fraction form
    48,512,140.80/72,768,211.20 = 32,285,475.60/x
  3. Step 3: Cross multiply
    48,512,140.80x = 72,768,211.20 × 32,285,475.60
  4. Step 4: Simplify right side
    48,512,140.80x = 2,349,356,307,153,247
  5. Step 5: Solve for x
    x = 2,349,356,307,153,247/48,512,140.80
  6. Step 6: Final answer
    x = 48,428,213.40

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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.