Home / 7,872,802.40-11,801,773.20-4,273,263.20

Finding the Fourth Proportional to 7,872,802.40, 11,801,773.20 and 4,273,263.20

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Solution

The fourth proportional to 7,872,802.40, 11,801,773.20 and 4,273,263.20 is: 6,405,861.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,802.40 : 11,801,773.20 = 4,273,263.20 : x
  2. Step 2: Convert to fraction form
    7,872,802.40/11,801,773.20 = 4,273,263.20/x
  3. Step 3: Cross multiply
    7,872,802.40x = 11,801,773.20 × 4,273,263.20
  4. Step 4: Simplify right side
    7,872,802.40x = 50,432,083,110,306.24
  5. Step 5: Solve for x
    x = 50,432,083,110,306.24/7,872,802.40
  6. Step 6: Final answer
    x = 6,405,861.67

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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.