Home / 17,208,176.45-25,812,977.03-5,077,639.66

Finding the Fourth Proportional to 17,208,176.45, 25,812,977.03 and 5,077,639.66

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Solution

The fourth proportional to 17,208,176.45, 25,812,977.03 and 5,077,639.66 is: 7,616,669.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,208,176.45 : 25,812,977.03 = 5,077,639.66 : x
  2. Step 2: Convert to fraction form
    17,208,176.45/25,812,977.03 = 5,077,639.66/x
  3. Step 3: Cross multiply
    17,208,176.45x = 25,812,977.03 × 5,077,639.66
  4. Step 4: Simplify right side
    17,208,176.45x = 131,068,995,798,011.75
  5. Step 5: Solve for x
    x = 131,068,995,798,011.75/17,208,176.45
  6. Step 6: Final answer
    x = 7,616,669.68

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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.