Home / 28,697,365.25-43,070,921.81-15,060,146.32

Finding the Fourth Proportional to 28,697,365.25, 43,070,921.81 and 15,060,146.32

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Solution

The fourth proportional to 28,697,365.25, 43,070,921.81 and 15,060,146.32 is: 22,603,273.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,697,365.25 : 43,070,921.81 = 15,060,146.32 : x
  2. Step 2: Convert to fraction form
    28,697,365.25/43,070,921.81 = 15,060,146.32/x
  3. Step 3: Cross multiply
    28,697,365.25x = 43,070,921.81 × 15,060,146.32
  4. Step 4: Simplify right side
    28,697,365.25x = 648,654,384,595,879.25
  5. Step 5: Solve for x
    x = 648,654,384,595,879.25/28,697,365.25
  6. Step 6: Final answer
    x = 22,603,273.12

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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.