Home / 13,291,668.99-19,941,047.79-4,772,079.27

Finding the Fourth Proportional to 13,291,668.99, 19,941,047.79 and 4,772,079.27

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Solution

The fourth proportional to 13,291,668.99, 19,941,047.79 and 4,772,079.27 is: 7,159,391.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,668.99 : 19,941,047.79 = 4,772,079.27 : x
  2. Step 2: Convert to fraction form
    13,291,668.99/19,941,047.79 = 4,772,079.27/x
  3. Step 3: Cross multiply
    13,291,668.99x = 19,941,047.79 × 4,772,079.27
  4. Step 4: Simplify right side
    13,291,668.99x = 95,160,260,780,738.30
  5. Step 5: Solve for x
    x = 95,160,260,780,738.30/13,291,668.99
  6. Step 6: Final answer
    x = 7,159,391.41

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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.