Home / 13,203,758.40-19,805,637.60-10,493,409.30

Finding the Fourth Proportional to 13,203,758.40, 19,805,637.60 and 10,493,409.30

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Solution

The fourth proportional to 13,203,758.40, 19,805,637.60 and 10,493,409.30 is: 15,740,113.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,758.40 : 19,805,637.60 = 10,493,409.30 : x
  2. Step 2: Convert to fraction form
    13,203,758.40/19,805,637.60 = 10,493,409.30/x
  3. Step 3: Cross multiply
    13,203,758.40x = 19,805,637.60 × 10,493,409.30
  4. Step 4: Simplify right side
    13,203,758.40x = 207,828,661,784,269.72
  5. Step 5: Solve for x
    x = 207,828,661,784,269.72/13,203,758.40
  6. Step 6: Final answer
    x = 15,740,113.95

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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.