Home / 11,112,335.40-16,642,288.70-6,865,602.60

Finding the Fourth Proportional to 11,112,335.40, 16,642,288.70 and 6,865,602.60

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Solution

The fourth proportional to 11,112,335.40, 16,642,288.70 and 6,865,602.60 is: 10,282,207.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,112,335.40 : 16,642,288.70 = 6,865,602.60 : x
  2. Step 2: Convert to fraction form
    11,112,335.40/16,642,288.70 = 6,865,602.60/x
  3. Step 3: Cross multiply
    11,112,335.40x = 16,642,288.70 × 6,865,602.60
  4. Step 4: Simplify right side
    11,112,335.40x = 114,259,340,568,670.61
  5. Step 5: Solve for x
    x = 114,259,340,568,670.61/11,112,335.40
  6. Step 6: Final answer
    x = 10,282,207.70

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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.