Home / 47,289,028.83-70,936,535.79-19,990,232.65

Finding the Fourth Proportional to 47,289,028.83, 70,936,535.79 and 19,990,232.65

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Solution

The fourth proportional to 47,289,028.83, 70,936,535.79 and 19,990,232.65 is: 29,986,614.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,289,028.83 : 70,936,535.79 = 19,990,232.65 : x
  2. Step 2: Convert to fraction form
    47,289,028.83/70,936,535.79 = 19,990,232.65/x
  3. Step 3: Cross multiply
    47,289,028.83x = 70,936,535.79 × 19,990,232.65
  4. Step 4: Simplify right side
    47,289,028.83x = 1,418,037,853,827,151.50
  5. Step 5: Solve for x
    x = 1,418,037,853,827,151.50/47,289,028.83
  6. Step 6: Final answer
    x = 29,986,614.00

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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.