Home / 52,458,197.36-72,392,382.10-28,936,203.50

Finding the Fourth Proportional to 52,458,197.36, 72,392,382.10 and 28,936,203.50

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Solution

The fourth proportional to 52,458,197.36, 72,392,382.10 and 28,936,203.50 is: 39,931,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,458,197.36 : 72,392,382.10 = 28,936,203.50 : x
  2. Step 2: Convert to fraction form
    52,458,197.36/72,392,382.10 = 28,936,203.50/x
  3. Step 3: Cross multiply
    52,458,197.36x = 72,392,382.10 × 28,936,203.50
  4. Step 4: Simplify right side
    52,458,197.36x = 2,094,760,700,150,676.25
  5. Step 5: Solve for x
    x = 2,094,760,700,150,676.25/52,458,197.36
  6. Step 6: Final answer
    x = 39,931,999.30

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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.