Home / 6,768,461.80-10,152,692.70-6,469,863.40

Finding the Fourth Proportional to 6,768,461.80, 10,152,692.70 and 6,469,863.40

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Solution

The fourth proportional to 6,768,461.80, 10,152,692.70 and 6,469,863.40 is: 9,704,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,461.80 : 10,152,692.70 = 6,469,863.40 : x
  2. Step 2: Convert to fraction form
    6,768,461.80/10,152,692.70 = 6,469,863.40/x
  3. Step 3: Cross multiply
    6,768,461.80x = 10,152,692.70 × 6,469,863.40
  4. Step 4: Simplify right side
    6,768,461.80x = 65,686,534,911,177.18
  5. Step 5: Solve for x
    x = 65,686,534,911,177.18/6,768,461.80
  6. Step 6: Final answer
    x = 9,704,795.10

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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.