Home / 13,122,124.20-19,683,186.30-10,252,342.80

Finding the Fourth Proportional to 13,122,124.20, 19,683,186.30 and 10,252,342.80

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Solution

The fourth proportional to 13,122,124.20, 19,683,186.30 and 10,252,342.80 is: 15,378,514.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,124.20 : 19,683,186.30 = 10,252,342.80 : x
  2. Step 2: Convert to fraction form
    13,122,124.20/19,683,186.30 = 10,252,342.80/x
  3. Step 3: Cross multiply
    13,122,124.20x = 19,683,186.30 × 10,252,342.80
  4. Step 4: Simplify right side
    13,122,124.20x = 201,798,773,343,863.66
  5. Step 5: Solve for x
    x = 201,798,773,343,863.66/13,122,124.20
  6. Step 6: Final answer
    x = 15,378,514.20

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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.