Home / 8,687,962.10-13,032,709.02-3,223,120.21

Finding the Fourth Proportional to 8,687,962.10, 13,032,709.02 and 3,223,120.21

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Solution

The fourth proportional to 8,687,962.10, 13,032,709.02 and 3,223,120.21 is: 4,834,964.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,962.10 : 13,032,709.02 = 3,223,120.21 : x
  2. Step 2: Convert to fraction form
    8,687,962.10/13,032,709.02 = 3,223,120.21/x
  3. Step 3: Cross multiply
    8,687,962.10x = 13,032,709.02 × 3,223,120.21
  4. Step 4: Simplify right side
    8,687,962.10x = 42,005,987,800,829.52
  5. Step 5: Solve for x
    x = 42,005,987,800,829.52/8,687,962.10
  6. Step 6: Final answer
    x = 4,834,964.44

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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.