Home / 8,047,784.20-12,071,676.30-2,657,266.60

Finding the Fourth Proportional to 8,047,784.20, 12,071,676.30 and 2,657,266.60

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Solution

The fourth proportional to 8,047,784.20, 12,071,676.30 and 2,657,266.60 is: 3,985,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,047,784.20 : 12,071,676.30 = 2,657,266.60 : x
  2. Step 2: Convert to fraction form
    8,047,784.20/12,071,676.30 = 2,657,266.60/x
  3. Step 3: Cross multiply
    8,047,784.20x = 12,071,676.30 × 2,657,266.60
  4. Step 4: Simplify right side
    8,047,784.20x = 32,077,662,238,001.58
  5. Step 5: Solve for x
    x = 32,077,662,238,001.58/8,047,784.20
  6. Step 6: Final answer
    x = 3,985,899.90

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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.