Home / 11,853,054.40-17,779,581.60-8,026,679.20

Finding the Fourth Proportional to 11,853,054.40, 17,779,581.60 and 8,026,679.20

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Solution

The fourth proportional to 11,853,054.40, 17,779,581.60 and 8,026,679.20 is: 12,040,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853,054.40 : 17,779,581.60 = 8,026,679.20 : x
  2. Step 2: Convert to fraction form
    11,853,054.40/17,779,581.60 = 8,026,679.20/x
  3. Step 3: Cross multiply
    11,853,054.40x = 17,779,581.60 × 8,026,679.20
  4. Step 4: Simplify right side
    11,853,054.40x = 142,710,997,813,422.75
  5. Step 5: Solve for x
    x = 142,710,997,813,422.75/11,853,054.40
  6. Step 6: Final answer
    x = 12,040,018.80

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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.