Home / 12,272,674.50-18,411,669.09-4,699,640.52

Finding the Fourth Proportional to 12,272,674.50, 18,411,669.09 and 4,699,640.52

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Solution

The fourth proportional to 12,272,674.50, 18,411,669.09 and 4,699,640.52 is: 7,050,478.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272,674.50 : 18,411,669.09 = 4,699,640.52 : x
  2. Step 2: Convert to fraction form
    12,272,674.50/18,411,669.09 = 4,699,640.52/x
  3. Step 3: Cross multiply
    12,272,674.50x = 18,411,669.09 × 4,699,640.52
  4. Step 4: Simplify right side
    12,272,674.50x = 86,528,226,096,195.52
  5. Step 5: Solve for x
    x = 86,528,226,096,195.52/12,272,674.50
  6. Step 6: Final answer
    x = 7,050,478.37

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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.