Home / 14,390,496.20-19,860,910.36-9,161,834.42

Finding the Fourth Proportional to 14,390,496.20, 19,860,910.36 and 9,161,834.42

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Solution

The fourth proportional to 14,390,496.20, 19,860,910.36 and 9,161,834.42 is: 12,644,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390,496.20 : 19,860,910.36 = 9,161,834.42 : x
  2. Step 2: Convert to fraction form
    14,390,496.20/19,860,910.36 = 9,161,834.42/x
  3. Step 3: Cross multiply
    14,390,496.20x = 19,860,910.36 × 9,161,834.42
  4. Step 4: Simplify right side
    14,390,496.20x = 181,962,372,148,782.59
  5. Step 5: Solve for x
    x = 181,962,372,148,782.59/14,390,496.20
  6. Step 6: Final answer
    x = 12,644,621.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.