Home / 47,872,275.67-71,721,814.29-21,986,230.87

Finding the Fourth Proportional to 47,872,275.67, 71,721,814.29 and 21,986,230.87

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Solution

The fourth proportional to 47,872,275.67, 71,721,814.29 and 21,986,230.87 is: 32,939,574.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872,275.67 : 71,721,814.29 = 21,986,230.87 : x
  2. Step 2: Convert to fraction form
    47,872,275.67/71,721,814.29 = 21,986,230.87/x
  3. Step 3: Cross multiply
    47,872,275.67x = 71,721,814.29 × 21,986,230.87
  4. Step 4: Simplify right side
    47,872,275.67x = 1,576,892,367,395,205.25
  5. Step 5: Solve for x
    x = 1,576,892,367,395,205.25/47,872,275.67
  6. Step 6: Final answer
    x = 32,939,574.01

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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.