Home / 5,557,981.80-8,336,972.70-2,716,631.40

Finding the Fourth Proportional to 5,557,981.80, 8,336,972.70 and 2,716,631.40

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Solution

The fourth proportional to 5,557,981.80, 8,336,972.70 and 2,716,631.40 is: 4,074,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,981.80 : 8,336,972.70 = 2,716,631.40 : x
  2. Step 2: Convert to fraction form
    5,557,981.80/8,336,972.70 = 2,716,631.40/x
  3. Step 3: Cross multiply
    5,557,981.80x = 8,336,972.70 × 2,716,631.40
  4. Step 4: Simplify right side
    5,557,981.80x = 22,648,481,817,762.78
  5. Step 5: Solve for x
    x = 22,648,481,817,762.78/5,557,981.80
  6. Step 6: Final answer
    x = 4,074,947.10

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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.