Home / 33,320,988.48-45,982,624.14-18,636,619.72

Finding the Fourth Proportional to 33,320,988.48, 45,982,624.14 and 18,636,619.72

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Solution

The fourth proportional to 33,320,988.48, 45,982,624.14 and 18,636,619.72 is: 25,718,345.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320,988.48 : 45,982,624.14 = 18,636,619.72 : x
  2. Step 2: Convert to fraction form
    33,320,988.48/45,982,624.14 = 18,636,619.72/x
  3. Step 3: Cross multiply
    33,320,988.48x = 45,982,624.14 × 18,636,619.72
  4. Step 4: Simplify right side
    33,320,988.48x = 856,960,679,824,872
  5. Step 5: Solve for x
    x = 856,960,679,824,872/33,320,988.48
  6. Step 6: Final answer
    x = 25,718,345.07

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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.