Home / 64,512,010.20-96,768,015.30-28,610,218.20

Finding the Fourth Proportional to 64,512,010.20, 96,768,015.30 and 28,610,218.20

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Solution

The fourth proportional to 64,512,010.20, 96,768,015.30 and 28,610,218.20 is: 42,915,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512,010.20 : 96,768,015.30 = 28,610,218.20 : x
  2. Step 2: Convert to fraction form
    64,512,010.20/96,768,015.30 = 28,610,218.20/x
  3. Step 3: Cross multiply
    64,512,010.20x = 96,768,015.30 × 28,610,218.20
  4. Step 4: Simplify right side
    64,512,010.20x = 2,768,554,032,513,938.50
  5. Step 5: Solve for x
    x = 2,768,554,032,513,938.50/64,512,010.20
  6. Step 6: Final answer
    x = 42,915,327.30

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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.