Home / 20,293,935-30,441,456.54-5,916,655.32

Finding the Fourth Proportional to 20,293,935, 30,441,456.54 and 5,916,655.32

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Solution

The fourth proportional to 20,293,935, 30,441,456.54 and 5,916,655.32 is: 8,875,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293,935 : 30,441,456.54 = 5,916,655.32 : x
  2. Step 2: Convert to fraction form
    20,293,935/30,441,456.54 = 5,916,655.32/x
  3. Step 3: Cross multiply
    20,293,935x = 30,441,456.54 × 5,916,655.32
  4. Step 4: Simplify right side
    20,293,935x = 180,111,605,785,939.78
  5. Step 5: Solve for x
    x = 180,111,605,785,939.78/20,293,935
  6. Step 6: Final answer
    x = 8,875,144.51

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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.