Home / 8,292,107.63-12,439,932.75-2,900,933.93

Finding the Fourth Proportional to 8,292,107.63, 12,439,932.75 and 2,900,933.93

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Solution

The fourth proportional to 8,292,107.63, 12,439,932.75 and 2,900,933.93 is: 4,352,020.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,107.63 : 12,439,932.75 = 2,900,933.93 : x
  2. Step 2: Convert to fraction form
    8,292,107.63/12,439,932.75 = 2,900,933.93/x
  3. Step 3: Cross multiply
    8,292,107.63x = 12,439,932.75 × 2,900,933.93
  4. Step 4: Simplify right side
    8,292,107.63x = 36,087,423,032,493.04
  5. Step 5: Solve for x
    x = 36,087,423,032,493.04/8,292,107.63
  6. Step 6: Final answer
    x = 4,352,020.58

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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.