Home / 13,199,337.60-19,799,006.40-11,603,702.40

Finding the Fourth Proportional to 13,199,337.60, 19,799,006.40 and 11,603,702.40

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Solution

The fourth proportional to 13,199,337.60, 19,799,006.40 and 11,603,702.40 is: 17,405,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199,337.60 : 19,799,006.40 = 11,603,702.40 : x
  2. Step 2: Convert to fraction form
    13,199,337.60/19,799,006.40 = 11,603,702.40/x
  3. Step 3: Cross multiply
    13,199,337.60x = 19,799,006.40 × 11,603,702.40
  4. Step 4: Simplify right side
    13,199,337.60x = 229,741,778,081,295.34
  5. Step 5: Solve for x
    x = 229,741,778,081,295.34/13,199,337.60
  6. Step 6: Final answer
    x = 17,405,553.60

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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.