Home / 75,694,671.52-104,458,688.74-40,887,362.25

Finding the Fourth Proportional to 75,694,671.52, 104,458,688.74 and 40,887,362.25

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Solution

The fourth proportional to 75,694,671.52, 104,458,688.74 and 40,887,362.25 is: 56,424,582.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,694,671.52 : 104,458,688.74 = 40,887,362.25 : x
  2. Step 2: Convert to fraction form
    75,694,671.52/104,458,688.74 = 40,887,362.25/x
  3. Step 3: Cross multiply
    75,694,671.52x = 104,458,688.74 × 40,887,362.25
  4. Step 4: Simplify right side
    75,694,671.52x = 4,271,040,246,723,485
  5. Step 5: Solve for x
    x = 4,271,040,246,723,485/75,694,671.52
  6. Step 6: Final answer
    x = 56,424,582.62

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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.