Home / 35,642,404.98-49,178,088.39-20,172,489.18

Finding the Fourth Proportional to 35,642,404.98, 49,178,088.39 and 20,172,489.18

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Solution

The fourth proportional to 35,642,404.98, 49,178,088.39 and 20,172,489.18 is: 27,833,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,642,404.98 : 49,178,088.39 = 20,172,489.18 : x
  2. Step 2: Convert to fraction form
    35,642,404.98/49,178,088.39 = 20,172,489.18/x
  3. Step 3: Cross multiply
    35,642,404.98x = 49,178,088.39 × 20,172,489.18
  4. Step 4: Simplify right side
    35,642,404.98x = 992,044,455,940,358.62
  5. Step 5: Solve for x
    x = 992,044,455,940,358.62/35,642,404.98
  6. Step 6: Final answer
    x = 27,833,263.68

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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.