Home / 48,605,936.40-72,908,904.60-47,850,109.20

Finding the Fourth Proportional to 48,605,936.40, 72,908,904.60 and 47,850,109.20

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Solution

The fourth proportional to 48,605,936.40, 72,908,904.60 and 47,850,109.20 is: 71,775,163.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,605,936.40 : 72,908,904.60 = 47,850,109.20 : x
  2. Step 2: Convert to fraction form
    48,605,936.40/72,908,904.60 = 47,850,109.20/x
  3. Step 3: Cross multiply
    48,605,936.40x = 72,908,904.60 × 47,850,109.20
  4. Step 4: Simplify right side
    48,605,936.40x = 3,488,699,046,762,382.50
  5. Step 5: Solve for x
    x = 3,488,699,046,762,382.50/48,605,936.40
  6. Step 6: Final answer
    x = 71,775,163.80

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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.