Home / 12,773,103.60-19,159,655.40-11,728,009.20

Finding the Fourth Proportional to 12,773,103.60, 19,159,655.40 and 11,728,009.20

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Solution

The fourth proportional to 12,773,103.60, 19,159,655.40 and 11,728,009.20 is: 17,592,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,103.60 : 19,159,655.40 = 11,728,009.20 : x
  2. Step 2: Convert to fraction form
    12,773,103.60/19,159,655.40 = 11,728,009.20/x
  3. Step 3: Cross multiply
    12,773,103.60x = 19,159,655.40 × 11,728,009.20
  4. Step 4: Simplify right side
    12,773,103.60x = 224,704,614,800,029.66
  5. Step 5: Solve for x
    x = 224,704,614,800,029.66/12,773,103.60
  6. Step 6: Final answer
    x = 17,592,013.80

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1.5x scale

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.