Home / 5,393,913.18-7,443,826.50-3,102,075.72

Finding the Fourth Proportional to 5,393,913.18, 7,443,826.50 and 3,102,075.72

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Solution

The fourth proportional to 5,393,913.18, 7,443,826.50 and 3,102,075.72 is: 4,280,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,913.18 : 7,443,826.50 = 3,102,075.72 : x
  2. Step 2: Convert to fraction form
    5,393,913.18/7,443,826.50 = 3,102,075.72/x
  3. Step 3: Cross multiply
    5,393,913.18x = 7,443,826.50 × 3,102,075.72
  4. Step 4: Simplify right side
    5,393,913.18x = 23,091,313,449,542.58
  5. Step 5: Solve for x
    x = 23,091,313,449,542.58/5,393,913.18
  6. Step 6: Final answer
    x = 4,280,994.65

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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.