Home / 12,934,849.60-19,404,002.40-4,413,044.80

Finding the Fourth Proportional to 12,934,849.60, 19,404,002.40 and 4,413,044.80

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Solution

The fourth proportional to 12,934,849.60, 19,404,002.40 and 4,413,044.80 is: 6,620,156.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,849.60 : 19,404,002.40 = 4,413,044.80 : x
  2. Step 2: Convert to fraction form
    12,934,849.60/19,404,002.40 = 4,413,044.80/x
  3. Step 3: Cross multiply
    12,934,849.60x = 19,404,002.40 × 4,413,044.80
  4. Step 4: Simplify right side
    12,934,849.60x = 85,630,731,890,507.52
  5. Step 5: Solve for x
    x = 85,630,731,890,507.52/12,934,849.60
  6. Step 6: Final answer
    x = 6,620,156.75

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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.