Home / 14,017,143.80-21,032,714.10-7,956,529.40

Finding the Fourth Proportional to 14,017,143.80, 21,032,714.10 and 7,956,529.40

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Solution

The fourth proportional to 14,017,143.80, 21,032,714.10 and 7,956,529.40 is: 11,938,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017,143.80 : 21,032,714.10 = 7,956,529.40 : x
  2. Step 2: Convert to fraction form
    14,017,143.80/21,032,714.10 = 7,956,529.40/x
  3. Step 3: Cross multiply
    14,017,143.80x = 21,032,714.10 × 7,956,529.40
  4. Step 4: Simplify right side
    14,017,143.80x = 167,347,408,098,444.56
  5. Step 5: Solve for x
    x = 167,347,408,098,444.56/14,017,143.80
  6. Step 6: Final answer
    x = 11,938,766.59

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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.