Home / 5,143,697.64-7,700,411.20-3,433,599.40

Finding the Fourth Proportional to 5,143,697.64, 7,700,411.20 and 3,433,599.40

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Solution

The fourth proportional to 5,143,697.64, 7,700,411.20 and 3,433,599.40 is: 5,140,295.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,697.64 : 7,700,411.20 = 3,433,599.40 : x
  2. Step 2: Convert to fraction form
    5,143,697.64/7,700,411.20 = 3,433,599.40/x
  3. Step 3: Cross multiply
    5,143,697.64x = 7,700,411.20 × 3,433,599.40
  4. Step 4: Simplify right side
    5,143,697.64x = 26,440,127,276,073.28
  5. Step 5: Solve for x
    x = 26,440,127,276,073.28/5,143,697.64
  6. Step 6: Final answer
    x = 5,140,295.78

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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.