Home / 10,784,210.10-16,176,315.15-8,375,010.90

Finding the Fourth Proportional to 10,784,210.10, 16,176,315.15 and 8,375,010.90

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Solution

The fourth proportional to 10,784,210.10, 16,176,315.15 and 8,375,010.90 is: 12,562,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,784,210.10 : 16,176,315.15 = 8,375,010.90 : x
  2. Step 2: Convert to fraction form
    10,784,210.10/16,176,315.15 = 8,375,010.90/x
  3. Step 3: Cross multiply
    10,784,210.10x = 16,176,315.15 × 8,375,010.90
  4. Step 4: Simplify right side
    10,784,210.10x = 135,476,815,703,085.14
  5. Step 5: Solve for x
    x = 135,476,815,703,085.14/10,784,210.10
  6. Step 6: Final answer
    x = 12,562,516.35

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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.