Home / 14,044,145.70-21,066,218.55-8,658,876.90

Finding the Fourth Proportional to 14,044,145.70, 21,066,218.55 and 8,658,876.90

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Solution

The fourth proportional to 14,044,145.70, 21,066,218.55 and 8,658,876.90 is: 12,988,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044,145.70 : 21,066,218.55 = 8,658,876.90 : x
  2. Step 2: Convert to fraction form
    14,044,145.70/21,066,218.55 = 8,658,876.90/x
  3. Step 3: Cross multiply
    14,044,145.70x = 21,066,218.55 × 8,658,876.90
  4. Step 4: Simplify right side
    14,044,145.70x = 182,409,793,172,946.50
  5. Step 5: Solve for x
    x = 182,409,793,172,946.50/14,044,145.70
  6. Step 6: Final answer
    x = 12,988,315.35

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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.