Home / 4,977,650.55-6,868,666.69-2,772,439.45

Finding the Fourth Proportional to 4,977,650.55, 6,868,666.69 and 2,772,439.45

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Solution

The fourth proportional to 4,977,650.55, 6,868,666.69 and 2,772,439.45 is: 3,825,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,650.55 : 6,868,666.69 = 2,772,439.45 : x
  2. Step 2: Convert to fraction form
    4,977,650.55/6,868,666.69 = 2,772,439.45/x
  3. Step 3: Cross multiply
    4,977,650.55x = 6,868,666.69 × 2,772,439.45
  4. Step 4: Simplify right side
    4,977,650.55x = 19,042,962,500,256.92
  5. Step 5: Solve for x
    x = 19,042,962,500,256.92/4,977,650.55
  6. Step 6: Final answer
    x = 3,825,692.93

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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.