Home / 7,447,357.60-11,171,036.40-7,100,936.80

Finding the Fourth Proportional to 7,447,357.60, 11,171,036.40 and 7,100,936.80

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Solution

The fourth proportional to 7,447,357.60, 11,171,036.40 and 7,100,936.80 is: 10,651,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,357.60 : 11,171,036.40 = 7,100,936.80 : x
  2. Step 2: Convert to fraction form
    7,447,357.60/11,171,036.40 = 7,100,936.80/x
  3. Step 3: Cross multiply
    7,447,357.60x = 11,171,036.40 × 7,100,936.80
  4. Step 4: Simplify right side
    7,447,357.60x = 79,324,823,466,899.52
  5. Step 5: Solve for x
    x = 79,324,823,466,899.52/7,447,357.60
  6. Step 6: Final answer
    x = 10,651,405.20

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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.