Home / 7,113,486-9,816,611.16-3,894,222

Finding the Fourth Proportional to 7,113,486, 9,816,611.16 and 3,894,222

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Solution

The fourth proportional to 7,113,486, 9,816,611.16 and 3,894,222 is: 5,374,026.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,486 : 9,816,611.16 = 3,894,222 : x
  2. Step 2: Convert to fraction form
    7,113,486/9,816,611.16 = 3,894,222/x
  3. Step 3: Cross multiply
    7,113,486x = 9,816,611.16 × 3,894,222
  4. Step 4: Simplify right side
    7,113,486x = 38,228,063,144,717.52
  5. Step 5: Solve for x
    x = 38,228,063,144,717.52/7,113,486
  6. Step 6: Final answer
    x = 5,374,026.62

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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.