Home / 18,440,047.10-27,660,070.65-13,961,071.10

Finding the Fourth Proportional to 18,440,047.10, 27,660,070.65 and 13,961,071.10

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Solution

The fourth proportional to 18,440,047.10, 27,660,070.65 and 13,961,071.10 is: 20,941,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,047.10 : 27,660,070.65 = 13,961,071.10 : x
  2. Step 2: Convert to fraction form
    18,440,047.10/27,660,070.65 = 13,961,071.10/x
  3. Step 3: Cross multiply
    18,440,047.10x = 27,660,070.65 × 13,961,071.10
  4. Step 4: Simplify right side
    18,440,047.10x = 386,164,212,975,673.19
  5. Step 5: Solve for x
    x = 386,164,212,975,673.19/18,440,047.10
  6. Step 6: Final answer
    x = 20,941,606.65

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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.