Home / 12,271,353.93-16,965,079.43-9,210,253.77

Finding the Fourth Proportional to 12,271,353.93, 16,965,079.43 and 9,210,253.77

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Solution

The fourth proportional to 12,271,353.93, 16,965,079.43 and 9,210,253.77 is: 12,733,125.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,271,353.93 : 16,965,079.43 = 9,210,253.77 : x
  2. Step 2: Convert to fraction form
    12,271,353.93/16,965,079.43 = 9,210,253.77/x
  3. Step 3: Cross multiply
    12,271,353.93x = 16,965,079.43 × 9,210,253.77
  4. Step 4: Simplify right side
    12,271,353.93x = 156,252,686,732,455.69
  5. Step 5: Solve for x
    x = 156,252,686,732,455.69/12,271,353.93
  6. Step 6: Final answer
    x = 12,733,125.26

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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.