Home / 7,765,206.50-10,715,494.52-4,280,353.22

Finding the Fourth Proportional to 7,765,206.50, 10,715,494.52 and 4,280,353.22

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Solution

The fourth proportional to 7,765,206.50, 10,715,494.52 and 4,280,353.22 is: 5,906,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,206.50 : 10,715,494.52 = 4,280,353.22 : x
  2. Step 2: Convert to fraction form
    7,765,206.50/10,715,494.52 = 4,280,353.22/x
  3. Step 3: Cross multiply
    7,765,206.50x = 10,715,494.52 × 4,280,353.22
  4. Step 4: Simplify right side
    7,765,206.50x = 45,866,101,472,574.35
  5. Step 5: Solve for x
    x = 45,866,101,472,574.35/7,765,206.50
  6. Step 6: Final answer
    x = 5,906,617.10

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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.