Home / 10,089,110.70-15,133,666.05-8,317,640.70

Finding the Fourth Proportional to 10,089,110.70, 15,133,666.05 and 8,317,640.70

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Solution

The fourth proportional to 10,089,110.70, 15,133,666.05 and 8,317,640.70 is: 12,476,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089,110.70 : 15,133,666.05 = 8,317,640.70 : x
  2. Step 2: Convert to fraction form
    10,089,110.70/15,133,666.05 = 8,317,640.70/x
  3. Step 3: Cross multiply
    10,089,110.70x = 15,133,666.05 × 8,317,640.70
  4. Step 4: Simplify right side
    10,089,110.70x = 125,876,396,677,688.25
  5. Step 5: Solve for x
    x = 125,876,396,677,688.25/10,089,110.70
  6. Step 6: Final answer
    x = 12,476,461.05

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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.