Home / 27,739,381.80-41,609,072.70-16,989,839.40

Finding the Fourth Proportional to 27,739,381.80, 41,609,072.70 and 16,989,839.40

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Solution

The fourth proportional to 27,739,381.80, 41,609,072.70 and 16,989,839.40 is: 25,484,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739,381.80 : 41,609,072.70 = 16,989,839.40 : x
  2. Step 2: Convert to fraction form
    27,739,381.80/41,609,072.70 = 16,989,839.40/x
  3. Step 3: Cross multiply
    27,739,381.80x = 41,609,072.70 × 16,989,839.40
  4. Step 4: Simplify right side
    27,739,381.80x = 706,931,462,755,924.38
  5. Step 5: Solve for x
    x = 706,931,462,755,924.38/27,739,381.80
  6. Step 6: Final answer
    x = 25,484,759.10

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1.5x scale

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.