Home / 21,860,289.61-32,790,430.32-6,507,803.85

Finding the Fourth Proportional to 21,860,289.61, 32,790,430.32 and 6,507,803.85

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Solution

The fourth proportional to 21,860,289.61, 32,790,430.32 and 6,507,803.85 is: 9,761,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,289.61 : 32,790,430.32 = 6,507,803.85 : x
  2. Step 2: Convert to fraction form
    21,860,289.61/32,790,430.32 = 6,507,803.85/x
  3. Step 3: Cross multiply
    21,860,289.61x = 32,790,430.32 × 6,507,803.85
  4. Step 4: Simplify right side
    21,860,289.61x = 213,393,688,647,113.72
  5. Step 5: Solve for x
    x = 213,393,688,647,113.72/21,860,289.61
  6. Step 6: Final answer
    x = 9,761,704.55

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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.