Home / 10,212,916.54-15,323,016.85-5,094,893.67

Finding the Fourth Proportional to 10,212,916.54, 15,323,016.85 and 5,094,893.67

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Solution

The fourth proportional to 10,212,916.54, 15,323,016.85 and 5,094,893.67 is: 7,644,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212,916.54 : 15,323,016.85 = 5,094,893.67 : x
  2. Step 2: Convert to fraction form
    10,212,916.54/15,323,016.85 = 5,094,893.67/x
  3. Step 3: Cross multiply
    10,212,916.54x = 15,323,016.85 × 5,094,893.67
  4. Step 4: Simplify right side
    10,212,916.54x = 78,069,141,570,364.83
  5. Step 5: Solve for x
    x = 78,069,141,570,364.83/10,212,916.54
  6. Step 6: Final answer
    x = 7,644,157.40

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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.