Home / 20,219,552.10-30,329,328.15-20,006,975.70

Finding the Fourth Proportional to 20,219,552.10, 30,329,328.15 and 20,006,975.70

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Solution

The fourth proportional to 20,219,552.10, 30,329,328.15 and 20,006,975.70 is: 30,010,463.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,552.10 : 30,329,328.15 = 20,006,975.70 : x
  2. Step 2: Convert to fraction form
    20,219,552.10/30,329,328.15 = 20,006,975.70/x
  3. Step 3: Cross multiply
    20,219,552.10x = 30,329,328.15 × 20,006,975.70
  4. Step 4: Simplify right side
    20,219,552.10x = 606,798,131,294,375.88
  5. Step 5: Solve for x
    x = 606,798,131,294,375.88/20,219,552.10
  6. Step 6: Final answer
    x = 30,010,463.55

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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.