Home / 5,919,409.40-8,168,806.50-3,203,155.40

Finding the Fourth Proportional to 5,919,409.40, 8,168,806.50 and 3,203,155.40

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Solution

The fourth proportional to 5,919,409.40, 8,168,806.50 and 3,203,155.40 is: 4,420,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919,409.40 : 8,168,806.50 = 3,203,155.40 : x
  2. Step 2: Convert to fraction form
    5,919,409.40/8,168,806.50 = 3,203,155.40/x
  3. Step 3: Cross multiply
    5,919,409.40x = 8,168,806.50 × 3,203,155.40
  4. Step 4: Simplify right side
    5,919,409.40x = 26,165,956,652,030.10
  5. Step 5: Solve for x
    x = 26,165,956,652,030.10/5,919,409.40
  6. Step 6: Final answer
    x = 4,420,366.10

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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.