Home / 14,189,998.90-21,287,763.15-5,668,885.30

Finding the Fourth Proportional to 14,189,998.90, 21,287,763.15 and 5,668,885.30

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Solution

The fourth proportional to 14,189,998.90, 21,287,763.15 and 5,668,885.30 is: 8,504,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,998.90 : 21,287,763.15 = 5,668,885.30 : x
  2. Step 2: Convert to fraction form
    14,189,998.90/21,287,763.15 = 5,668,885.30/x
  3. Step 3: Cross multiply
    14,189,998.90x = 21,287,763.15 × 5,668,885.30
  4. Step 4: Simplify right side
    14,189,998.90x = 120,677,887,590,916.69
  5. Step 5: Solve for x
    x = 120,677,887,590,916.69/14,189,998.90
  6. Step 6: Final answer
    x = 8,504,432.48

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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.