Home / 7,831,722.89-11,748,212.33-2,976,355.46

Finding the Fourth Proportional to 7,831,722.89, 11,748,212.33 and 2,976,355.46

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Solution

The fourth proportional to 7,831,722.89, 11,748,212.33 and 2,976,355.46 is: 4,464,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,722.89 : 11,748,212.33 = 2,976,355.46 : x
  2. Step 2: Convert to fraction form
    7,831,722.89/11,748,212.33 = 2,976,355.46/x
  3. Step 3: Cross multiply
    7,831,722.89x = 11,748,212.33 × 2,976,355.46
  4. Step 4: Simplify right side
    7,831,722.89x = 34,966,855,928,123.57
  5. Step 5: Solve for x
    x = 34,966,855,928,123.57/7,831,722.89
  6. Step 6: Final answer
    x = 4,464,771.85

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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.