Home / 15,775,754.40-23,656,633.20-7,258,701.60

Finding the Fourth Proportional to 15,775,754.40, 23,656,633.20 and 7,258,701.60

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Solution

The fourth proportional to 15,775,754.40, 23,656,633.20 and 7,258,701.60 is: 10,884,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775,754.40 : 23,656,633.20 = 7,258,701.60 : x
  2. Step 2: Convert to fraction form
    15,775,754.40/23,656,633.20 = 7,258,701.60/x
  3. Step 3: Cross multiply
    15,775,754.40x = 23,656,633.20 × 7,258,701.60
  4. Step 4: Simplify right side
    15,775,754.40x = 171,716,441,259,453.09
  5. Step 5: Solve for x
    x = 171,716,441,259,453.09/15,775,754.40
  6. Step 6: Final answer
    x = 10,884,832.31

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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.