Home / 19,385,621.28-26,756,127.13-11,549,723.86

Finding the Fourth Proportional to 19,385,621.28, 26,756,127.13 and 11,549,723.86

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Solution

The fourth proportional to 19,385,621.28, 26,756,127.13 and 11,549,723.86 is: 15,940,984.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385,621.28 : 26,756,127.13 = 11,549,723.86 : x
  2. Step 2: Convert to fraction form
    19,385,621.28/26,756,127.13 = 11,549,723.86/x
  3. Step 3: Cross multiply
    19,385,621.28x = 26,756,127.13 × 11,549,723.86
  4. Step 4: Simplify right side
    19,385,621.28x = 309,025,879,856,805.69
  5. Step 5: Solve for x
    x = 309,025,879,856,805.69/19,385,621.28
  6. Step 6: Final answer
    x = 15,940,984.07

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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.