Home / 48,607,221.40-72,938,825.70-18,336,808.60

Finding the Fourth Proportional to 48,607,221.40, 72,938,825.70 and 18,336,808.60

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Solution

The fourth proportional to 48,607,221.40, 72,938,825.70 and 18,336,808.60 is: 27,515,773.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607,221.40 : 72,938,825.70 = 18,336,808.60 : x
  2. Step 2: Convert to fraction form
    48,607,221.40/72,938,825.70 = 18,336,808.60/x
  3. Step 3: Cross multiply
    48,607,221.40x = 72,938,825.70 × 18,336,808.60
  4. Step 4: Simplify right side
    48,607,221.40x = 1,337,465,286,369,661.25
  5. Step 5: Solve for x
    x = 1,337,465,286,369,661.25/48,607,221.40
  6. Step 6: Final answer
    x = 27,515,773.33

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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.