Home / 12,217,893.04-16,859,709.12-7,061,588.56

Finding the Fourth Proportional to 12,217,893.04, 16,859,709.12 and 7,061,588.56

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Solution

The fourth proportional to 12,217,893.04, 16,859,709.12 and 7,061,588.56 is: 9,744,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,893.04 : 16,859,709.12 = 7,061,588.56 : x
  2. Step 2: Convert to fraction form
    12,217,893.04/16,859,709.12 = 7,061,588.56/x
  3. Step 3: Cross multiply
    12,217,893.04x = 16,859,709.12 × 7,061,588.56
  4. Step 4: Simplify right side
    12,217,893.04x = 119,056,329,046,719.67
  5. Step 5: Solve for x
    x = 119,056,329,046,719.67/12,217,893.04
  6. Step 6: Final answer
    x = 9,744,423.91

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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.