Home / 61,240,498.20-91,860,747.30-40,833,163.80

Finding the Fourth Proportional to 61,240,498.20, 91,860,747.30 and 40,833,163.80

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Solution

The fourth proportional to 61,240,498.20, 91,860,747.30 and 40,833,163.80 is: 61,249,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,240,498.20 : 91,860,747.30 = 40,833,163.80 : x
  2. Step 2: Convert to fraction form
    61,240,498.20/91,860,747.30 = 40,833,163.80/x
  3. Step 3: Cross multiply
    61,240,498.20x = 91,860,747.30 × 40,833,163.80
  4. Step 4: Simplify right side
    61,240,498.20x = 3,750,964,941,291,307.50
  5. Step 5: Solve for x
    x = 3,750,964,941,291,307.50/61,240,498.20
  6. Step 6: Final answer
    x = 61,249,745.70

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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.