Home / 19,908,430.40-29,834,884.38-15,046,745.84

Finding the Fourth Proportional to 19,908,430.40, 29,834,884.38 and 15,046,745.84

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Solution

The fourth proportional to 19,908,430.40, 29,834,884.38 and 15,046,745.84 is: 22,549,136.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908,430.40 : 29,834,884.38 = 15,046,745.84 : x
  2. Step 2: Convert to fraction form
    19,908,430.40/29,834,884.38 = 15,046,745.84/x
  3. Step 3: Cross multiply
    19,908,430.40x = 29,834,884.38 × 15,046,745.84
  4. Step 4: Simplify right side
    19,908,430.40x = 448,917,922,431,645.94
  5. Step 5: Solve for x
    x = 448,917,922,431,645.94/19,908,430.40
  6. Step 6: Final answer
    x = 22,549,136.89

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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.