Home / 13,105,627.20-19,658,440.80-11,735,690.40

Finding the Fourth Proportional to 13,105,627.20, 19,658,440.80 and 11,735,690.40

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Solution

The fourth proportional to 13,105,627.20, 19,658,440.80 and 11,735,690.40 is: 17,603,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,105,627.20 : 19,658,440.80 = 11,735,690.40 : x
  2. Step 2: Convert to fraction form
    13,105,627.20/19,658,440.80 = 11,735,690.40/x
  3. Step 3: Cross multiply
    13,105,627.20x = 19,658,440.80 × 11,735,690.40
  4. Step 4: Simplify right side
    13,105,627.20x = 230,705,374,975,528.34
  5. Step 5: Solve for x
    x = 230,705,374,975,528.34/13,105,627.20
  6. Step 6: Final answer
    x = 17,603,535.60

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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.