Home / 7,865,363.22-10,854,406.53-4,427,729.70

Finding the Fourth Proportional to 7,865,363.22, 10,854,406.53 and 4,427,729.70

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Solution

The fourth proportional to 7,865,363.22, 10,854,406.53 and 4,427,729.70 is: 6,110,382.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865,363.22 : 10,854,406.53 = 4,427,729.70 : x
  2. Step 2: Convert to fraction form
    7,865,363.22/10,854,406.53 = 4,427,729.70/x
  3. Step 3: Cross multiply
    7,865,363.22x = 10,854,406.53 × 4,427,729.70
  4. Step 4: Simplify right side
    7,865,363.22x = 48,060,378,168,754.94
  5. Step 5: Solve for x
    x = 48,060,378,168,754.94/7,865,363.22
  6. Step 6: Final answer
    x = 6,110,382.55

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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.