Home / 18,447,209.89-27,687,606.33-9,818,554.48

Finding the Fourth Proportional to 18,447,209.89, 27,687,606.33 and 9,818,554.48

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Solution

The fourth proportional to 18,447,209.89, 27,687,606.33 and 9,818,554.48 is: 14,736,769.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,209.89 : 27,687,606.33 = 9,818,554.48 : x
  2. Step 2: Convert to fraction form
    18,447,209.89/27,687,606.33 = 9,818,554.48/x
  3. Step 3: Cross multiply
    18,447,209.89x = 27,687,606.33 × 9,818,554.48
  4. Step 4: Simplify right side
    18,447,209.89x = 271,852,271,139,498.38
  5. Step 5: Solve for x
    x = 271,852,271,139,498.38/18,447,209.89
  6. Step 6: Final answer
    x = 14,736,769.02

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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.