Home / 9,013,162.72-13,521,871.20-2,947,871.52

Finding the Fourth Proportional to 9,013,162.72, 13,521,871.20 and 2,947,871.52

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Solution

The fourth proportional to 9,013,162.72, 13,521,871.20 and 2,947,871.52 is: 4,422,502.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013,162.72 : 13,521,871.20 = 2,947,871.52 : x
  2. Step 2: Convert to fraction form
    9,013,162.72/13,521,871.20 = 2,947,871.52/x
  3. Step 3: Cross multiply
    9,013,162.72x = 13,521,871.20 × 2,947,871.52
  4. Step 4: Simplify right side
    9,013,162.72x = 39,860,739,007,588.22
  5. Step 5: Solve for x
    x = 39,860,739,007,588.22/9,013,162.72
  6. Step 6: Final answer
    x = 4,422,502.98

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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.