Home / 14,716,408.43-20,308,445.27-8,190,036.16

Finding the Fourth Proportional to 14,716,408.43, 20,308,445.27 and 8,190,036.16

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Solution

The fourth proportional to 14,716,408.43, 20,308,445.27 and 8,190,036.16 is: 11,302,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716,408.43 : 20,308,445.27 = 8,190,036.16 : x
  2. Step 2: Convert to fraction form
    14,716,408.43/20,308,445.27 = 8,190,036.16/x
  3. Step 3: Cross multiply
    14,716,408.43x = 20,308,445.27 × 8,190,036.16
  4. Step 4: Simplify right side
    14,716,408.43x = 166,326,901,024,876.12
  5. Step 5: Solve for x
    x = 166,326,901,024,876.12/14,716,408.43
  6. Step 6: Final answer
    x = 11,302,139.50

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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.