Home / 8,853,886.20-13,280,829.30-2,789,383.80

Finding the Fourth Proportional to 8,853,886.20, 13,280,829.30 and 2,789,383.80

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Solution

The fourth proportional to 8,853,886.20, 13,280,829.30 and 2,789,383.80 is: 4,184,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,886.20 : 13,280,829.30 = 2,789,383.80 : x
  2. Step 2: Convert to fraction form
    8,853,886.20/13,280,829.30 = 2,789,383.80/x
  3. Step 3: Cross multiply
    8,853,886.20x = 13,280,829.30 × 2,789,383.80
  4. Step 4: Simplify right side
    8,853,886.20x = 37,045,330,099,985.34
  5. Step 5: Solve for x
    x = 37,045,330,099,985.34/8,853,886.20
  6. Step 6: Final answer
    x = 4,184,075.70

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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.