Home / 7,700,692.58-10,627,081.08-4,215,972.54

Finding the Fourth Proportional to 7,700,692.58, 10,627,081.08 and 4,215,972.54

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Solution

The fourth proportional to 7,700,692.58, 10,627,081.08 and 4,215,972.54 is: 5,818,110.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,692.58 : 10,627,081.08 = 4,215,972.54 : x
  2. Step 2: Convert to fraction form
    7,700,692.58/10,627,081.08 = 4,215,972.54/x
  3. Step 3: Cross multiply
    7,700,692.58x = 10,627,081.08 × 4,215,972.54
  4. Step 4: Simplify right side
    7,700,692.58x = 44,803,482,061,390.05
  5. Step 5: Solve for x
    x = 44,803,482,061,390.05/7,700,692.58
  6. Step 6: Final answer
    x = 5,818,110.72

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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.