Home / 19,269,931.80-26,592,465.06-11,121,169.80

Finding the Fourth Proportional to 19,269,931.80, 26,592,465.06 and 11,121,169.80

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Solution

The fourth proportional to 19,269,931.80, 26,592,465.06 and 11,121,169.80 is: 15,347,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269,931.80 : 26,592,465.06 = 11,121,169.80 : x
  2. Step 2: Convert to fraction form
    19,269,931.80/26,592,465.06 = 11,121,169.80/x
  3. Step 3: Cross multiply
    19,269,931.80x = 26,592,465.06 × 11,121,169.80
  4. Step 4: Simplify right side
    19,269,931.80x = 295,739,319,332,827.19
  5. Step 5: Solve for x
    x = 295,739,319,332,827.19/19,269,931.80
  6. Step 6: Final answer
    x = 15,347,190.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.