Home / 12,248,940.44-18,361,059.50-7,703,237.92

Finding the Fourth Proportional to 12,248,940.44, 18,361,059.50 and 7,703,237.92

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Solution

The fourth proportional to 12,248,940.44, 18,361,059.50 and 7,703,237.92 is: 11,547,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,940.44 : 18,361,059.50 = 7,703,237.92 : x
  2. Step 2: Convert to fraction form
    12,248,940.44/18,361,059.50 = 7,703,237.92/x
  3. Step 3: Cross multiply
    12,248,940.44x = 18,361,059.50 × 7,703,237.92
  4. Step 4: Simplify right side
    12,248,940.44x = 141,439,609,791,776.25
  5. Step 5: Solve for x
    x = 141,439,609,791,776.25/12,248,940.44
  6. Step 6: Final answer
    x = 11,547,089.36

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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.