Home / 7,006,977.60-10,503,208.80-3,805,339.20

Finding the Fourth Proportional to 7,006,977.60, 10,503,208.80 and 3,805,339.20

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Solution

The fourth proportional to 7,006,977.60, 10,503,208.80 and 3,805,339.20 is: 5,704,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006,977.60 : 10,503,208.80 = 3,805,339.20 : x
  2. Step 2: Convert to fraction form
    7,006,977.60/10,503,208.80 = 3,805,339.20/x
  3. Step 3: Cross multiply
    7,006,977.60x = 10,503,208.80 × 3,805,339.20
  4. Step 4: Simplify right side
    7,006,977.60x = 39,968,272,172,424.96
  5. Step 5: Solve for x
    x = 39,968,272,172,424.96/7,006,977.60
  6. Step 6: Final answer
    x = 5,704,067.35

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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.