Home / 19,542,428.80-29,313,643.20-16,407,145.60

Finding the Fourth Proportional to 19,542,428.80, 29,313,643.20 and 16,407,145.60

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Solution

The fourth proportional to 19,542,428.80, 29,313,643.20 and 16,407,145.60 is: 24,610,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,428.80 : 29,313,643.20 = 16,407,145.60 : x
  2. Step 2: Convert to fraction form
    19,542,428.80/29,313,643.20 = 16,407,145.60/x
  3. Step 3: Cross multiply
    19,542,428.80x = 29,313,643.20 × 16,407,145.60
  4. Step 4: Simplify right side
    19,542,428.80x = 480,953,212,048,849.88
  5. Step 5: Solve for x
    x = 480,953,212,048,849.88/19,542,428.80
  6. Step 6: Final answer
    x = 24,610,718.40

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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.