Home / 10,432,138.37-15,646,436.04-2,755,866.77

Finding the Fourth Proportional to 10,432,138.37, 15,646,436.04 and 2,755,866.77

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Solution

The fourth proportional to 10,432,138.37, 15,646,436.04 and 2,755,866.77 is: 4,133,332.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,138.37 : 15,646,436.04 = 2,755,866.77 : x
  2. Step 2: Convert to fraction form
    10,432,138.37/15,646,436.04 = 2,755,866.77/x
  3. Step 3: Cross multiply
    10,432,138.37x = 15,646,436.04 × 2,755,866.77
  4. Step 4: Simplify right side
    10,432,138.37x = 43,119,493,151,566.39
  5. Step 5: Solve for x
    x = 43,119,493,151,566.39/10,432,138.37
  6. Step 6: Final answer
    x = 4,133,332.17

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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.