Home / 21,860,470.20-32,762,711.70-16,786,630.20

Finding the Fourth Proportional to 21,860,470.20, 32,762,711.70 and 16,786,630.20

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Solution

The fourth proportional to 21,860,470.20, 32,762,711.70 and 16,786,630.20 is: 25,158,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,470.20 : 32,762,711.70 = 16,786,630.20 : x
  2. Step 2: Convert to fraction form
    21,860,470.20/32,762,711.70 = 16,786,630.20/x
  3. Step 3: Cross multiply
    21,860,470.20x = 32,762,711.70 × 16,786,630.20
  4. Step 4: Simplify right side
    21,860,470.20x = 549,975,525,657,113.31
  5. Step 5: Solve for x
    x = 549,975,525,657,113.31/21,860,470.20
  6. Step 6: Final answer
    x = 25,158,449.05

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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.