Home / 17,387,740.90-26,081,611.35-10,921,219.30

Finding the Fourth Proportional to 17,387,740.90, 26,081,611.35 and 10,921,219.30

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Solution

The fourth proportional to 17,387,740.90, 26,081,611.35 and 10,921,219.30 is: 16,381,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,740.90 : 26,081,611.35 = 10,921,219.30 : x
  2. Step 2: Convert to fraction form
    17,387,740.90/26,081,611.35 = 10,921,219.30/x
  3. Step 3: Cross multiply
    17,387,740.90x = 26,081,611.35 × 10,921,219.30
  4. Step 4: Simplify right side
    17,387,740.90x = 284,842,997,250,719.06
  5. Step 5: Solve for x
    x = 284,842,997,250,719.06/17,387,740.90
  6. Step 6: Final answer
    x = 16,381,828.95

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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.