Home / 48,385,325.80-72,727,287.90-47,489,530.60

Finding the Fourth Proportional to 48,385,325.80, 72,727,287.90 and 47,489,530.60

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Solution

The fourth proportional to 48,385,325.80, 72,727,287.90 and 47,489,530.60 is: 71,380,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,325.80 : 72,727,287.90 = 47,489,530.60 : x
  2. Step 2: Convert to fraction form
    48,385,325.80/72,727,287.90 = 47,489,530.60/x
  3. Step 3: Cross multiply
    48,385,325.80x = 72,727,287.90 × 47,489,530.60
  4. Step 4: Simplify right side
    48,385,325.80x = 3,453,784,764,182,060
  5. Step 5: Solve for x
    x = 3,453,784,764,182,060/48,385,325.80
  6. Step 6: Final answer
    x = 71,380,831.01

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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.