Home / 19,586,486.40-29,379,729.60-15,107,510.40

Finding the Fourth Proportional to 19,586,486.40, 29,379,729.60 and 15,107,510.40

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Solution

The fourth proportional to 19,586,486.40, 29,379,729.60 and 15,107,510.40 is: 22,661,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,486.40 : 29,379,729.60 = 15,107,510.40 : x
  2. Step 2: Convert to fraction form
    19,586,486.40/29,379,729.60 = 15,107,510.40/x
  3. Step 3: Cross multiply
    19,586,486.40x = 29,379,729.60 × 15,107,510.40
  4. Step 4: Simplify right side
    19,586,486.40x = 443,854,570,481,187.88
  5. Step 5: Solve for x
    x = 443,854,570,481,187.88/19,586,486.40
  6. Step 6: Final answer
    x = 22,661,265.60

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1.5x scale

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.