Home / 9,662,406.71-13,334,136.77-5,311,520.46

Finding the Fourth Proportional to 9,662,406.71, 13,334,136.77 and 5,311,520.46

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Solution

The fourth proportional to 9,662,406.71, 13,334,136.77 and 5,311,520.46 is: 7,329,906.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662,406.71 : 13,334,136.77 = 5,311,520.46 : x
  2. Step 2: Convert to fraction form
    9,662,406.71/13,334,136.77 = 5,311,520.46/x
  3. Step 3: Cross multiply
    9,662,406.71x = 13,334,136.77 × 5,311,520.46
  4. Step 4: Simplify right side
    9,662,406.71x = 70,824,540,283,572.12
  5. Step 5: Solve for x
    x = 70,824,540,283,572.12/9,662,406.71
  6. Step 6: Final answer
    x = 7,329,906.77

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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.