Home / 5,330,320.50-7,356,017.79-2,915,872.50

Finding the Fourth Proportional to 5,330,320.50, 7,356,017.79 and 2,915,872.50

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Solution

The fourth proportional to 5,330,320.50, 7,356,017.79 and 2,915,872.50 is: 4,024,000.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,320.50 : 7,356,017.79 = 2,915,872.50 : x
  2. Step 2: Convert to fraction form
    5,330,320.50/7,356,017.79 = 2,915,872.50/x
  3. Step 3: Cross multiply
    5,330,320.50x = 7,356,017.79 × 2,915,872.50
  4. Step 4: Simplify right side
    5,330,320.50x = 21,449,209,983,371.77
  5. Step 5: Solve for x
    x = 21,449,209,983,371.77/5,330,320.50
  6. Step 6: Final answer
    x = 4,024,000.05

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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.