Home / 11,106,364.60-16,648,487.70-5,112,278.20

Finding the Fourth Proportional to 11,106,364.60, 16,648,487.70 and 5,112,278.20

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Solution

The fourth proportional to 11,106,364.60, 16,648,487.70 and 5,112,278.20 is: 7,663,326.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106,364.60 : 16,648,487.70 = 5,112,278.20 : x
  2. Step 2: Convert to fraction form
    11,106,364.60/16,648,487.70 = 5,112,278.20/x
  3. Step 3: Cross multiply
    11,106,364.60x = 16,648,487.70 × 5,112,278.20
  4. Step 4: Simplify right side
    11,106,364.60x = 85,111,700,731,678.14
  5. Step 5: Solve for x
    x = 85,111,700,731,678.14/11,106,364.60
  6. Step 6: Final answer
    x = 7,663,326.73

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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.