Home / 26,129,342.04-39,194,894.32-9,090,156.12

Finding the Fourth Proportional to 26,129,342.04, 39,194,894.32 and 9,090,156.12

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Solution

The fourth proportional to 26,129,342.04, 39,194,894.32 and 9,090,156.12 is: 13,635,540.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,129,342.04 : 39,194,894.32 = 9,090,156.12 : x
  2. Step 2: Convert to fraction form
    26,129,342.04/39,194,894.32 = 9,090,156.12/x
  3. Step 3: Cross multiply
    26,129,342.04x = 39,194,894.32 × 9,090,156.12
  4. Step 4: Simplify right side
    26,129,342.04x = 356,287,708,475,701.19
  5. Step 5: Solve for x
    x = 356,287,708,475,701.19/26,129,342.04
  6. Step 6: Final answer
    x = 13,635,540.76

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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.