Home / 7,002,919.19-9,664,009.06-3,905,445.46

Finding the Fourth Proportional to 7,002,919.19, 9,664,009.06 and 3,905,445.46

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Solution

The fourth proportional to 7,002,919.19, 9,664,009.06 and 3,905,445.46 is: 5,389,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,919.19 : 9,664,009.06 = 3,905,445.46 : x
  2. Step 2: Convert to fraction form
    7,002,919.19/9,664,009.06 = 3,905,445.46/x
  3. Step 3: Cross multiply
    7,002,919.19x = 9,664,009.06 × 3,905,445.46
  4. Step 4: Simplify right side
    7,002,919.19x = 37,742,260,308,775.87
  5. Step 5: Solve for x
    x = 37,742,260,308,775.87/7,002,919.19
  6. Step 6: Final answer
    x = 5,389,503.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.