Home / 17,387,790.90-26,081,686.35-10,921,269.30

Finding the Fourth Proportional to 17,387,790.90, 26,081,686.35 and 10,921,269.30

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Solution

The fourth proportional to 17,387,790.90, 26,081,686.35 and 10,921,269.30 is: 16,381,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,790.90 : 26,081,686.35 = 10,921,269.30 : x
  2. Step 2: Convert to fraction form
    17,387,790.90/26,081,686.35 = 10,921,269.30/x
  3. Step 3: Cross multiply
    17,387,790.90x = 26,081,686.35 × 10,921,269.30
  4. Step 4: Simplify right side
    17,387,790.90x = 284,845,120,426,484.06
  5. Step 5: Solve for x
    x = 284,845,120,426,484.06/17,387,790.90
  6. Step 6: Final answer
    x = 16,381,903.95

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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.