Home / 6,520,063.80-9,780,047.10-1,971,103.80

Finding the Fourth Proportional to 6,520,063.80, 9,780,047.10 and 1,971,103.80

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Solution

The fourth proportional to 6,520,063.80, 9,780,047.10 and 1,971,103.80 is: 2,956,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,063.80 : 9,780,047.10 = 1,971,103.80 : x
  2. Step 2: Convert to fraction form
    6,520,063.80/9,780,047.10 = 1,971,103.80/x
  3. Step 3: Cross multiply
    6,520,063.80x = 9,780,047.10 × 1,971,103.80
  4. Step 4: Simplify right side
    6,520,063.80x = 19,277,488,002,988.98
  5. Step 5: Solve for x
    x = 19,277,488,002,988.98/6,520,063.80
  6. Step 6: Final answer
    x = 2,956,641.01

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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.