Home / 7,765,191.63-10,715,473.98-4,280,338.35

Finding the Fourth Proportional to 7,765,191.63, 10,715,473.98 and 4,280,338.35

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Solution

The fourth proportional to 7,765,191.63, 10,715,473.98 and 4,280,338.35 is: 5,906,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,191.63 : 10,715,473.98 = 4,280,338.35 : x
  2. Step 2: Convert to fraction form
    7,765,191.63/10,715,473.98 = 4,280,338.35/x
  3. Step 3: Cross multiply
    7,765,191.63x = 10,715,473.98 × 4,280,338.35
  4. Step 4: Simplify right side
    7,765,191.63x = 45,865,854,215,021.13
  5. Step 5: Solve for x
    x = 45,865,854,215,021.13/7,765,191.63
  6. Step 6: Final answer
    x = 5,906,596.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.