Home / 13,208,569.20-19,812,853.80-4,689,766.80

Finding the Fourth Proportional to 13,208,569.20, 19,812,853.80 and 4,689,766.80

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Solution

The fourth proportional to 13,208,569.20, 19,812,853.80 and 4,689,766.80 is: 7,034,650.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,569.20 : 19,812,853.80 = 4,689,766.80 : x
  2. Step 2: Convert to fraction form
    13,208,569.20/19,812,853.80 = 4,689,766.80/x
  3. Step 3: Cross multiply
    13,208,569.20x = 19,812,853.80 × 4,689,766.80
  4. Step 4: Simplify right side
    13,208,569.20x = 92,917,663,964,493.84
  5. Step 5: Solve for x
    x = 92,917,663,964,493.84/13,208,569.20
  6. Step 6: Final answer
    x = 7,034,650.20

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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.