Home / 14,786,671.48-20,404,275.18-8,259,730.36

Finding the Fourth Proportional to 14,786,671.48, 20,404,275.18 and 8,259,730.36

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Solution

The fourth proportional to 14,786,671.48, 20,404,275.18 and 8,259,730.36 is: 11,397,684.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786,671.48 : 20,404,275.18 = 8,259,730.36 : x
  2. Step 2: Convert to fraction form
    14,786,671.48/20,404,275.18 = 8,259,730.36/x
  3. Step 3: Cross multiply
    14,786,671.48x = 20,404,275.18 × 8,259,730.36
  4. Step 4: Simplify right side
    14,786,671.48x = 168,533,811,178,040.47
  5. Step 5: Solve for x
    x = 168,533,811,178,040.47/14,786,671.48
  6. Step 6: Final answer
    x = 11,397,684.15

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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.