Home / 7,918,071.17-11,885,505.44-7,013,128.23

Finding the Fourth Proportional to 7,918,071.17, 11,885,505.44 and 7,013,128.23

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Solution

The fourth proportional to 7,918,071.17, 11,885,505.44 and 7,013,128.23 is: 10,527,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,071.17 : 11,885,505.44 = 7,013,128.23 : x
  2. Step 2: Convert to fraction form
    7,918,071.17/11,885,505.44 = 7,013,128.23/x
  3. Step 3: Cross multiply
    7,918,071.17x = 11,885,505.44 × 7,013,128.23
  4. Step 4: Simplify right side
    7,918,071.17x = 83,354,573,694,016.94
  5. Step 5: Solve for x
    x = 83,354,573,694,016.94/7,918,071.17
  6. Step 6: Final answer
    x = 10,527,131.16

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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.