Home / 34,101,319.68-47,057,364.72-18,628,119.72

Finding the Fourth Proportional to 34,101,319.68, 47,057,364.72 and 18,628,119.72

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Solution

The fourth proportional to 34,101,319.68, 47,057,364.72 and 18,628,119.72 is: 25,705,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,101,319.68 : 47,057,364.72 = 18,628,119.72 : x
  2. Step 2: Convert to fraction form
    34,101,319.68/47,057,364.72 = 18,628,119.72/x
  3. Step 3: Cross multiply
    34,101,319.68x = 47,057,364.72 × 18,628,119.72
  4. Step 4: Simplify right side
    34,101,319.68x = 876,590,223,711,864.25
  5. Step 5: Solve for x
    x = 876,590,223,711,864.25/34,101,319.68
  6. Step 6: Final answer
    x = 25,705,463.36

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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.