Home / 61,002,138.90-91,518,708.69-17,282,849.79

Finding the Fourth Proportional to 61,002,138.90, 91,518,708.69 and 17,282,849.79

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Solution

The fourth proportional to 61,002,138.90, 91,518,708.69 and 17,282,849.79 is: 25,928,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,002,138.90 : 91,518,708.69 = 17,282,849.79 : x
  2. Step 2: Convert to fraction form
    61,002,138.90/91,518,708.69 = 17,282,849.79/x
  3. Step 3: Cross multiply
    61,002,138.90x = 91,518,708.69 × 17,282,849.79
  4. Step 4: Simplify right side
    61,002,138.90x = 1,581,704,095,264,037.50
  5. Step 5: Solve for x
    x = 1,581,704,095,264,037.50/61,002,138.90
  6. Step 6: Final answer
    x = 25,928,666.17

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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.