Home / 6,439,512.89-9,643,325.88-4,729,601.45

Finding the Fourth Proportional to 6,439,512.89, 9,643,325.88 and 4,729,601.45

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Solution

The fourth proportional to 6,439,512.89, 9,643,325.88 and 4,729,601.45 is: 7,082,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,512.89 : 9,643,325.88 = 4,729,601.45 : x
  2. Step 2: Convert to fraction form
    6,439,512.89/9,643,325.88 = 4,729,601.45/x
  3. Step 3: Cross multiply
    6,439,512.89x = 9,643,325.88 × 4,729,601.45
  4. Step 4: Simplify right side
    6,439,512.89x = 45,609,088,064,870.53
  5. Step 5: Solve for x
    x = 45,609,088,064,870.53/6,439,512.89
  6. Step 6: Final answer
    x = 7,082,692.25

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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.