Home / 14,122,731.76-19,488,795.96-8,011,029.04

Finding the Fourth Proportional to 14,122,731.76, 19,488,795.96 and 8,011,029.04

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Solution

The fourth proportional to 14,122,731.76, 19,488,795.96 and 8,011,029.04 is: 11,054,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,122,731.76 : 19,488,795.96 = 8,011,029.04 : x
  2. Step 2: Convert to fraction form
    14,122,731.76/19,488,795.96 = 8,011,029.04/x
  3. Step 3: Cross multiply
    14,122,731.76x = 19,488,795.96 × 8,011,029.04
  4. Step 4: Simplify right side
    14,122,731.76x = 156,125,310,390,194.69
  5. Step 5: Solve for x
    x = 156,125,310,390,194.69/14,122,731.76
  6. Step 6: Final answer
    x = 11,054,894.55

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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.