Home / 19,524,785.76-29,287,485.63-7,390,991.52

Finding the Fourth Proportional to 19,524,785.76, 29,287,485.63 and 7,390,991.52

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Solution

The fourth proportional to 19,524,785.76, 29,287,485.63 and 7,390,991.52 is: 11,086,603.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,524,785.76 : 29,287,485.63 = 7,390,991.52 : x
  2. Step 2: Convert to fraction form
    19,524,785.76/29,287,485.63 = 7,390,991.52/x
  3. Step 3: Cross multiply
    19,524,785.76x = 29,287,485.63 × 7,390,991.52
  4. Step 4: Simplify right side
    19,524,785.76x = 216,463,557,933,451.84
  5. Step 5: Solve for x
    x = 216,463,557,933,451.84/19,524,785.76
  6. Step 6: Final answer
    x = 11,086,603.49

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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.