Home / 13,313,638.27-19,971,593.40-4,676,983.88

Finding the Fourth Proportional to 13,313,638.27, 19,971,593.40 and 4,676,983.88

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Solution

The fourth proportional to 13,313,638.27, 19,971,593.40 and 4,676,983.88 is: 7,015,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,313,638.27 : 19,971,593.40 = 4,676,983.88 : x
  2. Step 2: Convert to fraction form
    13,313,638.27/19,971,593.40 = 4,676,983.88/x
  3. Step 3: Cross multiply
    13,313,638.27x = 19,971,593.40 × 4,676,983.88
  4. Step 4: Simplify right side
    13,313,638.27x = 93,406,820,389,714.38
  5. Step 5: Solve for x
    x = 93,406,820,389,714.38/13,313,638.27
  6. Step 6: Final answer
    x = 7,015,874.89

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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.