Home / 12,361,663.96-18,545,152.86-4,165,120.92

Finding the Fourth Proportional to 12,361,663.96, 18,545,152.86 and 4,165,120.92

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Solution

The fourth proportional to 12,361,663.96, 18,545,152.86 and 4,165,120.92 is: 6,248,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,663.96 : 18,545,152.86 = 4,165,120.92 : x
  2. Step 2: Convert to fraction form
    12,361,663.96/18,545,152.86 = 4,165,120.92/x
  3. Step 3: Cross multiply
    12,361,663.96x = 18,545,152.86 × 4,165,120.92
  4. Step 4: Simplify right side
    12,361,663.96x = 77,242,804,141,783.83
  5. Step 5: Solve for x
    x = 77,242,804,141,783.83/12,361,663.96
  6. Step 6: Final answer
    x = 6,248,576.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.