Home / 13,861,837.34-20,788,333.95-4,761,740.57

Finding the Fourth Proportional to 13,861,837.34, 20,788,333.95 and 4,761,740.57

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Solution

The fourth proportional to 13,861,837.34, 20,788,333.95 and 4,761,740.57 is: 7,141,091.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861,837.34 : 20,788,333.95 = 4,761,740.57 : x
  2. Step 2: Convert to fraction form
    13,861,837.34/20,788,333.95 = 4,761,740.57/x
  3. Step 3: Cross multiply
    13,861,837.34x = 20,788,333.95 × 4,761,740.57
  4. Step 4: Simplify right side
    13,861,837.34x = 98,988,653,156,487.80
  5. Step 5: Solve for x
    x = 98,988,653,156,487.80/13,861,837.34
  6. Step 6: Final answer
    x = 7,141,091.81

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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.