Home / 13,144,235.60-19,683,175.80-9,760,120.40

Finding the Fourth Proportional to 13,144,235.60, 19,683,175.80 and 9,760,120.40

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Solution

The fourth proportional to 13,144,235.60, 19,683,175.80 and 9,760,120.40 is: 14,615,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144,235.60 : 19,683,175.80 = 9,760,120.40 : x
  2. Step 2: Convert to fraction form
    13,144,235.60/19,683,175.80 = 9,760,120.40/x
  3. Step 3: Cross multiply
    13,144,235.60x = 19,683,175.80 × 9,760,120.40
  4. Step 4: Simplify right side
    13,144,235.60x = 192,110,165,662,366.34
  5. Step 5: Solve for x
    x = 192,110,165,662,366.34/13,144,235.60
  6. Step 6: Final answer
    x = 14,615,544.91

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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.