Home / 8,820,692.28-12,172,698.65-4,900,701.33

Finding the Fourth Proportional to 8,820,692.28, 12,172,698.65 and 4,900,701.33

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Solution

The fourth proportional to 8,820,692.28, 12,172,698.65 and 4,900,701.33 is: 6,763,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820,692.28 : 12,172,698.65 = 4,900,701.33 : x
  2. Step 2: Convert to fraction form
    8,820,692.28/12,172,698.65 = 4,900,701.33/x
  3. Step 3: Cross multiply
    8,820,692.28x = 12,172,698.65 × 4,900,701.33
  4. Step 4: Simplify right side
    8,820,692.28x = 59,654,760,439,240.70
  5. Step 5: Solve for x
    x = 59,654,760,439,240.70/8,820,692.28
  6. Step 6: Final answer
    x = 6,763,047.45

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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.