Home / 11,814,116.40-17,685,745.20-7,019,337.60

Finding the Fourth Proportional to 11,814,116.40, 17,685,745.20 and 7,019,337.60

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Solution

The fourth proportional to 11,814,116.40, 17,685,745.20 and 7,019,337.60 is: 10,507,956.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,814,116.40 : 17,685,745.20 = 7,019,337.60 : x
  2. Step 2: Convert to fraction form
    11,814,116.40/17,685,745.20 = 7,019,337.60/x
  3. Step 3: Cross multiply
    11,814,116.40x = 17,685,745.20 × 7,019,337.60
  4. Step 4: Simplify right side
    11,814,116.40x = 124,142,216,266,379.52
  5. Step 5: Solve for x
    x = 124,142,216,266,379.52/11,814,116.40
  6. Step 6: Final answer
    x = 10,507,956.08

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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.