Home / 21,283,084.46-29,370,656.25-11,493,528.36

Finding the Fourth Proportional to 21,283,084.46, 29,370,656.25 and 11,493,528.36

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Solution

The fourth proportional to 21,283,084.46, 29,370,656.25 and 11,493,528.36 is: 15,861,068.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,283,084.46 : 29,370,656.25 = 11,493,528.36 : x
  2. Step 2: Convert to fraction form
    21,283,084.46/29,370,656.25 = 11,493,528.36/x
  3. Step 3: Cross multiply
    21,283,084.46x = 29,370,656.25 × 11,493,528.36
  4. Step 4: Simplify right side
    21,283,084.46x = 337,572,470,561,186.25
  5. Step 5: Solve for x
    x = 337,572,470,561,186.25/21,283,084.46
  6. Step 6: Final answer
    x = 15,861,068.97

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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.