Home / 35,131,479.50-48,486,533.40-20,243,907.14

Finding the Fourth Proportional to 35,131,479.50, 48,486,533.40 and 20,243,907.14

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Solution

The fourth proportional to 35,131,479.50, 48,486,533.40 and 20,243,907.14 is: 27,939,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,131,479.50 : 48,486,533.40 = 20,243,907.14 : x
  2. Step 2: Convert to fraction form
    35,131,479.50/48,486,533.40 = 20,243,907.14/x
  3. Step 3: Cross multiply
    35,131,479.50x = 48,486,533.40 × 20,243,907.14
  4. Step 4: Simplify right side
    35,131,479.50x = 981,556,879,690,108.50
  5. Step 5: Solve for x
    x = 981,556,879,690,108.50/35,131,479.50
  6. Step 6: Final answer
    x = 27,939,525.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.