Home / 10,358,404.10-15,537,606.15-8,216,893.70

Finding the Fourth Proportional to 10,358,404.10, 15,537,606.15 and 8,216,893.70

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Solution

The fourth proportional to 10,358,404.10, 15,537,606.15 and 8,216,893.70 is: 12,325,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358,404.10 : 15,537,606.15 = 8,216,893.70 : x
  2. Step 2: Convert to fraction form
    10,358,404.10/15,537,606.15 = 8,216,893.70/x
  3. Step 3: Cross multiply
    10,358,404.10x = 15,537,606.15 × 8,216,893.70
  4. Step 4: Simplify right side
    10,358,404.10x = 127,670,858,087,016.27
  5. Step 5: Solve for x
    x = 127,670,858,087,016.27/10,358,404.10
  6. Step 6: Final answer
    x = 12,325,340.55

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1.5x scale

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.