Home / 12,631,452.31-18,939,925.82-4,946,098.91

Finding the Fourth Proportional to 12,631,452.31, 18,939,925.82 and 4,946,098.91

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Solution

The fourth proportional to 12,631,452.31, 18,939,925.82 and 4,946,098.91 is: 7,416,308.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,452.31 : 18,939,925.82 = 4,946,098.91 : x
  2. Step 2: Convert to fraction form
    12,631,452.31/18,939,925.82 = 4,946,098.91/x
  3. Step 3: Cross multiply
    12,631,452.31x = 18,939,925.82 × 4,946,098.91
  4. Step 4: Simplify right side
    12,631,452.31x = 93,678,746,371,448.48
  5. Step 5: Solve for x
    x = 93,678,746,371,448.48/12,631,452.31
  6. Step 6: Final answer
    x = 7,416,308.44

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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.