Home / 12,781,811.40-19,172,717.10-6,063,347.40

Finding the Fourth Proportional to 12,781,811.40, 19,172,717.10 and 6,063,347.40

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Solution

The fourth proportional to 12,781,811.40, 19,172,717.10 and 6,063,347.40 is: 9,095,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,781,811.40 : 19,172,717.10 = 6,063,347.40 : x
  2. Step 2: Convert to fraction form
    12,781,811.40/19,172,717.10 = 6,063,347.40/x
  3. Step 3: Cross multiply
    12,781,811.40x = 19,172,717.10 × 6,063,347.40
  4. Step 4: Simplify right side
    12,781,811.40x = 116,250,844,379,220.56
  5. Step 5: Solve for x
    x = 116,250,844,379,220.56/12,781,811.40
  6. Step 6: Final answer
    x = 9,095,021.10

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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.