Home / 48,389,918.40-72,584,877.60-30,474,014.40

Finding the Fourth Proportional to 48,389,918.40, 72,584,877.60 and 30,474,014.40

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Solution

The fourth proportional to 48,389,918.40, 72,584,877.60 and 30,474,014.40 is: 45,711,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,389,918.40 : 72,584,877.60 = 30,474,014.40 : x
  2. Step 2: Convert to fraction form
    48,389,918.40/72,584,877.60 = 30,474,014.40/x
  3. Step 3: Cross multiply
    48,389,918.40x = 72,584,877.60 × 30,474,014.40
  4. Step 4: Simplify right side
    48,389,918.40x = 2,211,952,605,204,637.25
  5. Step 5: Solve for x
    x = 2,211,952,605,204,637.25/48,389,918.40
  6. Step 6: Final answer
    x = 45,711,021.60

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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.