Home / 10,893,321.40-16,339,982.10-2,915,145.40

Finding the Fourth Proportional to 10,893,321.40, 16,339,982.10 and 2,915,145.40

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Solution

The fourth proportional to 10,893,321.40, 16,339,982.10 and 2,915,145.40 is: 4,372,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,321.40 : 16,339,982.10 = 2,915,145.40 : x
  2. Step 2: Convert to fraction form
    10,893,321.40/16,339,982.10 = 2,915,145.40/x
  3. Step 3: Cross multiply
    10,893,321.40x = 16,339,982.10 × 2,915,145.40
  4. Step 4: Simplify right side
    10,893,321.40x = 47,633,423,654,897.34
  5. Step 5: Solve for x
    x = 47,633,423,654,897.34/10,893,321.40
  6. Step 6: Final answer
    x = 4,372,718.10

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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.