Home / 7,117,926.80-10,676,890.20-7,051,571.60

Finding the Fourth Proportional to 7,117,926.80, 10,676,890.20 and 7,051,571.60

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Solution

The fourth proportional to 7,117,926.80, 10,676,890.20 and 7,051,571.60 is: 10,577,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,926.80 : 10,676,890.20 = 7,051,571.60 : x
  2. Step 2: Convert to fraction form
    7,117,926.80/10,676,890.20 = 7,051,571.60/x
  3. Step 3: Cross multiply
    7,117,926.80x = 10,676,890.20 × 7,051,571.60
  4. Step 4: Simplify right side
    7,117,926.80x = 75,288,855,710,638.31
  5. Step 5: Solve for x
    x = 75,288,855,710,638.31/7,117,926.80
  6. Step 6: Final answer
    x = 10,577,357.40

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Similar ratio
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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.