Home / 5,078,073.42-7,009,692.48-3,447,209.70

Finding the Fourth Proportional to 5,078,073.42, 7,009,692.48 and 3,447,209.70

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Solution

The fourth proportional to 5,078,073.42, 7,009,692.48 and 3,447,209.70 is: 4,758,473.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,073.42 : 7,009,692.48 = 3,447,209.70 : x
  2. Step 2: Convert to fraction form
    5,078,073.42/7,009,692.48 = 3,447,209.70/x
  3. Step 3: Cross multiply
    5,078,073.42x = 7,009,692.48 × 3,447,209.70
  4. Step 4: Simplify right side
    5,078,073.42x = 24,163,879,911,073.06
  5. Step 5: Solve for x
    x = 24,163,879,911,073.06/5,078,073.42
  6. Step 6: Final answer
    x = 4,758,473.92

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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.