Home / 11,005,237.70-16,507,856.55-8,317,852.10

Finding the Fourth Proportional to 11,005,237.70, 16,507,856.55 and 8,317,852.10

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Solution

The fourth proportional to 11,005,237.70, 16,507,856.55 and 8,317,852.10 is: 12,476,778.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,237.70 : 16,507,856.55 = 8,317,852.10 : x
  2. Step 2: Convert to fraction form
    11,005,237.70/16,507,856.55 = 8,317,852.10/x
  3. Step 3: Cross multiply
    11,005,237.70x = 16,507,856.55 × 8,317,852.10
  4. Step 4: Simplify right side
    11,005,237.70x = 137,309,909,270,916.25
  5. Step 5: Solve for x
    x = 137,309,909,270,916.25/11,005,237.70
  6. Step 6: Final answer
    x = 12,476,778.15

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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.