Home / 20,577,383.51-30,866,088.62-5,225,824.49

Finding the Fourth Proportional to 20,577,383.51, 30,866,088.62 and 5,225,824.49

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Solution

The fourth proportional to 20,577,383.51, 30,866,088.62 and 5,225,824.49 is: 7,838,740.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,577,383.51 : 30,866,088.62 = 5,225,824.49 : x
  2. Step 2: Convert to fraction form
    20,577,383.51/30,866,088.62 = 5,225,824.49/x
  3. Step 3: Cross multiply
    20,577,383.51x = 30,866,088.62 × 5,225,824.49
  4. Step 4: Simplify right side
    20,577,383.51x = 161,300,761,640,446.75
  5. Step 5: Solve for x
    x = 161,300,761,640,446.75/20,577,383.51
  6. Step 6: Final answer
    x = 7,838,740.12

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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.