Home / 14,488,938.80-21,733,408.20-7,770,474.80

Finding the Fourth Proportional to 14,488,938.80, 21,733,408.20 and 7,770,474.80

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Solution

The fourth proportional to 14,488,938.80, 21,733,408.20 and 7,770,474.80 is: 11,655,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,938.80 : 21,733,408.20 = 7,770,474.80 : x
  2. Step 2: Convert to fraction form
    14,488,938.80/21,733,408.20 = 7,770,474.80/x
  3. Step 3: Cross multiply
    14,488,938.80x = 21,733,408.20 × 7,770,474.80
  4. Step 4: Simplify right side
    14,488,938.80x = 168,878,900,736,213.34
  5. Step 5: Solve for x
    x = 168,878,900,736,213.34/14,488,938.80
  6. Step 6: Final answer
    x = 11,655,712.20

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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.