Home / 19,559,362.80-29,315,424.60-9,969,805.20

Finding the Fourth Proportional to 19,559,362.80, 29,315,424.60 and 9,969,805.20

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Solution

The fourth proportional to 19,559,362.80, 29,315,424.60 and 9,969,805.20 is: 14,942,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559,362.80 : 29,315,424.60 = 9,969,805.20 : x
  2. Step 2: Convert to fraction form
    19,559,362.80/29,315,424.60 = 9,969,805.20/x
  3. Step 3: Cross multiply
    19,559,362.80x = 29,315,424.60 × 9,969,805.20
  4. Step 4: Simplify right side
    19,559,362.80x = 292,269,072,617,287.94
  5. Step 5: Solve for x
    x = 292,269,072,617,287.94/19,559,362.80
  6. Step 6: Final answer
    x = 14,942,668.41

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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.