Home / 34,136,569.12-51,196,329.63-13,391,223.76

Finding the Fourth Proportional to 34,136,569.12, 51,196,329.63 and 13,391,223.76

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Solution

The fourth proportional to 34,136,569.12, 51,196,329.63 and 13,391,223.76 is: 20,083,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,136,569.12 : 51,196,329.63 = 13,391,223.76 : x
  2. Step 2: Convert to fraction form
    34,136,569.12/51,196,329.63 = 13,391,223.76/x
  3. Step 3: Cross multiply
    34,136,569.12x = 51,196,329.63 × 13,391,223.76
  4. Step 4: Simplify right side
    34,136,569.12x = 685,581,505,766,048
  5. Step 5: Solve for x
    x = 685,581,505,766,048/34,136,569.12
  6. Step 6: Final answer
    x = 20,083,491.79

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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.