Home / 27,922,643.10-41,883,964.65-20,748,189.60

Finding the Fourth Proportional to 27,922,643.10, 41,883,964.65 and 20,748,189.60

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Solution

The fourth proportional to 27,922,643.10, 41,883,964.65 and 20,748,189.60 is: 31,122,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922,643.10 : 41,883,964.65 = 20,748,189.60 : x
  2. Step 2: Convert to fraction form
    27,922,643.10/41,883,964.65 = 20,748,189.60/x
  3. Step 3: Cross multiply
    27,922,643.10x = 41,883,964.65 × 20,748,189.60
  4. Step 4: Simplify right side
    27,922,643.10x = 869,016,439,757,897.62
  5. Step 5: Solve for x
    x = 869,016,439,757,897.62/27,922,643.10
  6. Step 6: Final answer
    x = 31,122,284.40

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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.