Home / 20,594,633.90-30,891,950.85-15,826,390.70

Finding the Fourth Proportional to 20,594,633.90, 30,891,950.85 and 15,826,390.70

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Solution

The fourth proportional to 20,594,633.90, 30,891,950.85 and 15,826,390.70 is: 23,739,586.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594,633.90 : 30,891,950.85 = 15,826,390.70 : x
  2. Step 2: Convert to fraction form
    20,594,633.90/30,891,950.85 = 15,826,390.70/x
  3. Step 3: Cross multiply
    20,594,633.90x = 30,891,950.85 × 15,826,390.70
  4. Step 4: Simplify right side
    20,594,633.90x = 488,908,083,637,297.12
  5. Step 5: Solve for x
    x = 488,908,083,637,297.12/20,594,633.90
  6. Step 6: Final answer
    x = 23,739,586.05

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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.