Home / 9,727,118.12-13,424,117.64-5,376,110.96

Finding the Fourth Proportional to 9,727,118.12, 13,424,117.64 and 5,376,110.96

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Solution

The fourth proportional to 9,727,118.12, 13,424,117.64 and 5,376,110.96 is: 7,419,417.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727,118.12 : 13,424,117.64 = 5,376,110.96 : x
  2. Step 2: Convert to fraction form
    9,727,118.12/13,424,117.64 = 5,376,110.96/x
  3. Step 3: Cross multiply
    9,727,118.12x = 13,424,117.64 × 5,376,110.96
  4. Step 4: Simplify right side
    9,727,118.12x = 72,169,545,972,733.34
  5. Step 5: Solve for x
    x = 72,169,545,972,733.34/9,727,118.12
  6. Step 6: Final answer
    x = 7,419,417.04

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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.