Home / 72,807,621.84-109,211,841-24,285,342.47

Finding the Fourth Proportional to 72,807,621.84, 109,211,841 and 24,285,342.47

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Solution

The fourth proportional to 72,807,621.84, 109,211,841 and 24,285,342.47 is: 36,428,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,807,621.84 : 109,211,841 = 24,285,342.47 : x
  2. Step 2: Convert to fraction form
    72,807,621.84/109,211,841 = 24,285,342.47/x
  3. Step 3: Cross multiply
    72,807,621.84x = 109,211,841 × 24,285,342.47
  4. Step 4: Simplify right side
    72,807,621.84x = 2,652,246,959,918,128
  5. Step 5: Solve for x
    x = 2,652,246,959,918,128/72,807,621.84
  6. Step 6: Final answer
    x = 36,428,149.87

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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.