Home / 10,219,948.89-15,322,356.29-6,175,489.71

Finding the Fourth Proportional to 10,219,948.89, 15,322,356.29 and 6,175,489.71

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Solution

The fourth proportional to 10,219,948.89, 15,322,356.29 and 6,175,489.71 is: 9,258,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219,948.89 : 15,322,356.29 = 6,175,489.71 : x
  2. Step 2: Convert to fraction form
    10,219,948.89/15,322,356.29 = 6,175,489.71/x
  3. Step 3: Cross multiply
    10,219,948.89x = 15,322,356.29 × 6,175,489.71
  4. Step 4: Simplify right side
    10,219,948.89x = 94,623,053,570,971.33
  5. Step 5: Solve for x
    x = 94,623,053,570,971.33/10,219,948.89
  6. Step 6: Final answer
    x = 9,258,662.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.