Home / 20,219,703.90-30,329,555.85-20,093,732.70

Finding the Fourth Proportional to 20,219,703.90, 30,329,555.85 and 20,093,732.70

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Solution

The fourth proportional to 20,219,703.90, 30,329,555.85 and 20,093,732.70 is: 30,140,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,703.90 : 30,329,555.85 = 20,093,732.70 : x
  2. Step 2: Convert to fraction form
    20,219,703.90/30,329,555.85 = 20,093,732.70/x
  3. Step 3: Cross multiply
    20,219,703.90x = 30,329,555.85 × 20,093,732.70
  4. Step 4: Simplify right side
    20,219,703.90x = 609,433,988,159,621.25
  5. Step 5: Solve for x
    x = 609,433,988,159,621.25/20,219,703.90
  6. Step 6: Final answer
    x = 30,140,599.05

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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.