Home / 27,333,893.28-37,718,878.32-15,109,788

Finding the Fourth Proportional to 27,333,893.28, 37,718,878.32 and 15,109,788

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Solution

The fourth proportional to 27,333,893.28, 37,718,878.32 and 15,109,788 is: 20,850,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,333,893.28 : 37,718,878.32 = 15,109,788 : x
  2. Step 2: Convert to fraction form
    27,333,893.28/37,718,878.32 = 15,109,788/x
  3. Step 3: Cross multiply
    27,333,893.28x = 37,718,878.32 × 15,109,788
  4. Step 4: Simplify right side
    27,333,893.28x = 569,924,255,012,996.12
  5. Step 5: Solve for x
    x = 569,924,255,012,996.12/27,333,893.28
  6. Step 6: Final answer
    x = 20,850,460.24

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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.