Home / 29,139,345.94-43,701,407.11-8,663,551.60

Finding the Fourth Proportional to 29,139,345.94, 43,701,407.11 and 8,663,551.60

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Solution

The fourth proportional to 29,139,345.94, 43,701,407.11 and 8,663,551.60 is: 12,993,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139,345.94 : 43,701,407.11 = 8,663,551.60 : x
  2. Step 2: Convert to fraction form
    29,139,345.94/43,701,407.11 = 8,663,551.60/x
  3. Step 3: Cross multiply
    29,139,345.94x = 43,701,407.11 × 8,663,551.60
  4. Step 4: Simplify right side
    29,139,345.94x = 378,609,395,490,091.88
  5. Step 5: Solve for x
    x = 378,609,395,490,091.88/29,139,345.94
  6. Step 6: Final answer
    x = 12,993,064.30

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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.