Home / 14,745,612.52-20,349,037.38-8,219,656.36

Finding the Fourth Proportional to 14,745,612.52, 20,349,037.38 and 8,219,656.36

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Solution

The fourth proportional to 14,745,612.52, 20,349,037.38 and 8,219,656.36 is: 11,343,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745,612.52 : 20,349,037.38 = 8,219,656.36 : x
  2. Step 2: Convert to fraction form
    14,745,612.52/20,349,037.38 = 8,219,656.36/x
  3. Step 3: Cross multiply
    14,745,612.52x = 20,349,037.38 × 8,219,656.36
  4. Step 4: Simplify right side
    14,745,612.52x = 167,262,094,520,394.75
  5. Step 5: Solve for x
    x = 167,262,094,520,394.75/14,745,612.52
  6. Step 6: Final answer
    x = 11,343,177.12

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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.