Home / 19,148,554.20-26,421,389.10-11,414,318.52

Finding the Fourth Proportional to 19,148,554.20, 26,421,389.10 and 11,414,318.52

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Solution

The fourth proportional to 19,148,554.20, 26,421,389.10 and 11,414,318.52 is: 15,749,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148,554.20 : 26,421,389.10 = 11,414,318.52 : x
  2. Step 2: Convert to fraction form
    19,148,554.20/26,421,389.10 = 11,414,318.52/x
  3. Step 3: Cross multiply
    19,148,554.20x = 26,421,389.10 × 11,414,318.52
  4. Step 4: Simplify right side
    19,148,554.20x = 301,582,150,928,256.12
  5. Step 5: Solve for x
    x = 301,582,150,928,256.12/19,148,554.20
  6. Step 6: Final answer
    x = 15,749,604.27

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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.