Home / 51,684,181.05-71,325,691.24-28,480,802.68

Finding the Fourth Proportional to 51,684,181.05, 71,325,691.24 and 28,480,802.68

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Solution

The fourth proportional to 51,684,181.05, 71,325,691.24 and 28,480,802.68 is: 39,304,346.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,684,181.05 : 71,325,691.24 = 28,480,802.68 : x
  2. Step 2: Convert to fraction form
    51,684,181.05/71,325,691.24 = 28,480,802.68/x
  3. Step 3: Cross multiply
    51,684,181.05x = 71,325,691.24 × 28,480,802.68
  4. Step 4: Simplify right side
    51,684,181.05x = 2,031,412,937,864,416
  5. Step 5: Solve for x
    x = 2,031,412,937,864,416/51,684,181.05
  6. Step 6: Final answer
    x = 39,304,346.06

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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.