Home / 33,071,113.84-45,640,693.50-19,840,786.48

Finding the Fourth Proportional to 33,071,113.84, 45,640,693.50 and 19,840,786.48

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Solution

The fourth proportional to 33,071,113.84, 45,640,693.50 and 19,840,786.48 is: 27,381,819.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071,113.84 : 45,640,693.50 = 19,840,786.48 : x
  2. Step 2: Convert to fraction form
    33,071,113.84/45,640,693.50 = 19,840,786.48/x
  3. Step 3: Cross multiply
    33,071,113.84x = 45,640,693.50 × 19,840,786.48
  4. Step 4: Simplify right side
    33,071,113.84x = 905,547,254,532,623.88
  5. Step 5: Solve for x
    x = 905,547,254,532,623.88/33,071,113.84
  6. Step 6: Final answer
    x = 27,381,819.04

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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.