Home / 13,235,934.40-19,811,911.20-13,235,934.40

Finding the Fourth Proportional to 13,235,934.40, 19,811,911.20 and 13,235,934.40

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Solution

The fourth proportional to 13,235,934.40, 19,811,911.20 and 13,235,934.40 is: 19,811,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235,934.40 : 19,811,911.20 = 13,235,934.40 : x
  2. Step 2: Convert to fraction form
    13,235,934.40/19,811,911.20 = 13,235,934.40/x
  3. Step 3: Cross multiply
    13,235,934.40x = 19,811,911.20 × 13,235,934.40
  4. Step 4: Simplify right side
    13,235,934.40x = 262,229,156,981,825.28
  5. Step 5: Solve for x
    x = 262,229,156,981,825.28/13,235,934.40
  6. Step 6: Final answer
    x = 19,811,911.20

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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.