Home / 29,143,513.77-43,715,437.11-12,104,186.72

Finding the Fourth Proportional to 29,143,513.77, 43,715,437.11 and 12,104,186.72

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Solution

The fourth proportional to 29,143,513.77, 43,715,437.11 and 12,104,186.72 is: 18,156,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,513.77 : 43,715,437.11 = 12,104,186.72 : x
  2. Step 2: Convert to fraction form
    29,143,513.77/43,715,437.11 = 12,104,186.72/x
  3. Step 3: Cross multiply
    29,143,513.77x = 43,715,437.11 × 12,104,186.72
  4. Step 4: Simplify right side
    29,143,513.77x = 529,139,813,107,280
  5. Step 5: Solve for x
    x = 529,139,813,107,280/29,143,513.77
  6. Step 6: Final answer
    x = 18,156,349.21

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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.