Home / 11,979,412.40-17,956,871.40-5,904,801.20

Finding the Fourth Proportional to 11,979,412.40, 17,956,871.40 and 5,904,801.20

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Solution

The fourth proportional to 11,979,412.40, 17,956,871.40 and 5,904,801.20 is: 8,851,165.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,979,412.40 : 17,956,871.40 = 5,904,801.20 : x
  2. Step 2: Convert to fraction form
    11,979,412.40/17,956,871.40 = 5,904,801.20/x
  3. Step 3: Cross multiply
    11,979,412.40x = 17,956,871.40 × 5,904,801.20
  4. Step 4: Simplify right side
    11,979,412.40x = 106,031,755,790,965.67
  5. Step 5: Solve for x
    x = 106,031,755,790,965.67/11,979,412.40
  6. Step 6: Final answer
    x = 8,851,165.00

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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.