Home / 36,860,420.80-55,290,631.20-16,390,100.80

Finding the Fourth Proportional to 36,860,420.80, 55,290,631.20 and 16,390,100.80

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Solution

The fourth proportional to 36,860,420.80, 55,290,631.20 and 16,390,100.80 is: 24,585,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,860,420.80 : 55,290,631.20 = 16,390,100.80 : x
  2. Step 2: Convert to fraction form
    36,860,420.80/55,290,631.20 = 16,390,100.80/x
  3. Step 3: Cross multiply
    36,860,420.80x = 55,290,631.20 × 16,390,100.80
  4. Step 4: Simplify right side
    36,860,420.80x = 906,219,018,663,625
  5. Step 5: Solve for x
    x = 906,219,018,663,625/36,860,420.80
  6. Step 6: Final answer
    x = 24,585,151.20

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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.