Home / 6,429,947.60-8,880,692.09-4,234,624.02

Finding the Fourth Proportional to 6,429,947.60, 8,880,692.09 and 4,234,624.02

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Solution

The fourth proportional to 6,429,947.60, 8,880,692.09 and 4,234,624.02 is: 5,848,631.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,947.60 : 8,880,692.09 = 4,234,624.02 : x
  2. Step 2: Convert to fraction form
    6,429,947.60/8,880,692.09 = 4,234,624.02/x
  3. Step 3: Cross multiply
    6,429,947.60x = 8,880,692.09 × 4,234,624.02
  4. Step 4: Simplify right side
    6,429,947.60x = 37,606,392,038,538
  5. Step 5: Solve for x
    x = 37,606,392,038,538/6,429,947.60
  6. Step 6: Final answer
    x = 5,848,631.18

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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.