Home / 8,401,813.70-12,602,720.55-4,144,021.70

Finding the Fourth Proportional to 8,401,813.70, 12,602,720.55 and 4,144,021.70

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Solution

The fourth proportional to 8,401,813.70, 12,602,720.55 and 4,144,021.70 is: 6,216,032.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,401,813.70 : 12,602,720.55 = 4,144,021.70 : x
  2. Step 2: Convert to fraction form
    8,401,813.70/12,602,720.55 = 4,144,021.70/x
  3. Step 3: Cross multiply
    8,401,813.70x = 12,602,720.55 × 4,144,021.70
  4. Step 4: Simplify right side
    8,401,813.70x = 52,225,947,438,235.94
  5. Step 5: Solve for x
    x = 52,225,947,438,235.94/8,401,813.70
  6. Step 6: Final answer
    x = 6,216,032.55

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Similar ratio
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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.