Home / 7,843,701.47-11,766,230.18-2,163,925.78

Finding the Fourth Proportional to 7,843,701.47, 11,766,230.18 and 2,163,925.78

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Solution

The fourth proportional to 7,843,701.47, 11,766,230.18 and 2,163,925.78 is: 3,246,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843,701.47 : 11,766,230.18 = 2,163,925.78 : x
  2. Step 2: Convert to fraction form
    7,843,701.47/11,766,230.18 = 2,163,925.78/x
  3. Step 3: Cross multiply
    7,843,701.47x = 11,766,230.18 × 2,163,925.78
  4. Step 4: Simplify right side
    7,843,701.47x = 25,461,248,847,893.48
  5. Step 5: Solve for x
    x = 25,461,248,847,893.48/7,843,701.47
  6. Step 6: Final answer
    x = 3,246,075.71

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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.