Home / 45,645,887.78-62,997,784.73-28,247,837.84

Finding the Fourth Proportional to 45,645,887.78, 62,997,784.73 and 28,247,837.84

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Solution

The fourth proportional to 45,645,887.78, 62,997,784.73 and 28,247,837.84 is: 38,986,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645,887.78 : 62,997,784.73 = 28,247,837.84 : x
  2. Step 2: Convert to fraction form
    45,645,887.78/62,997,784.73 = 28,247,837.84/x
  3. Step 3: Cross multiply
    45,645,887.78x = 62,997,784.73 × 28,247,837.84
  4. Step 4: Simplify right side
    45,645,887.78x = 1,779,551,206,876,040.25
  5. Step 5: Solve for x
    x = 1,779,551,206,876,040.25/45,645,887.78
  6. Step 6: Final answer
    x = 38,986,013.72

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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.