Home / 28,508,094.50-42,762,140.97-13,150,840.46

Finding the Fourth Proportional to 28,508,094.50, 42,762,140.97 and 13,150,840.46

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Solution

The fourth proportional to 28,508,094.50, 42,762,140.97 and 13,150,840.46 is: 19,726,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,508,094.50 : 42,762,140.97 = 13,150,840.46 : x
  2. Step 2: Convert to fraction form
    28,508,094.50/42,762,140.97 = 13,150,840.46/x
  3. Step 3: Cross multiply
    28,508,094.50x = 42,762,140.97 × 13,150,840.46
  4. Step 4: Simplify right side
    28,508,094.50x = 562,358,093,410,688.94
  5. Step 5: Solve for x
    x = 562,358,093,410,688.94/28,508,094.50
  6. Step 6: Final answer
    x = 19,726,260.33

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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.