Home / 11,012,780.48-15,199,038.41-6,661,897.92

Finding the Fourth Proportional to 11,012,780.48, 15,199,038.41 and 6,661,897.92

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Solution

The fourth proportional to 11,012,780.48, 15,199,038.41 and 6,661,897.92 is: 9,194,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012,780.48 : 15,199,038.41 = 6,661,897.92 : x
  2. Step 2: Convert to fraction form
    11,012,780.48/15,199,038.41 = 6,661,897.92/x
  3. Step 3: Cross multiply
    11,012,780.48x = 15,199,038.41 × 6,661,897.92
  4. Step 4: Simplify right side
    11,012,780.48x = 101,254,442,336,269.61
  5. Step 5: Solve for x
    x = 101,254,442,336,269.61/11,012,780.48
  6. Step 6: Final answer
    x = 9,194,266.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.