Home / 19,879,973.10-29,819,959.65-16,289,793.90

Finding the Fourth Proportional to 19,879,973.10, 29,819,959.65 and 16,289,793.90

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Solution

The fourth proportional to 19,879,973.10, 29,819,959.65 and 16,289,793.90 is: 24,434,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,879,973.10 : 29,819,959.65 = 16,289,793.90 : x
  2. Step 2: Convert to fraction form
    19,879,973.10/29,819,959.65 = 16,289,793.90/x
  3. Step 3: Cross multiply
    19,879,973.10x = 29,819,959.65 × 16,289,793.90
  4. Step 4: Simplify right side
    19,879,973.10x = 485,760,996,804,816.12
  5. Step 5: Solve for x
    x = 485,760,996,804,816.12/19,879,973.10
  6. Step 6: Final answer
    x = 24,434,690.85

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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.