Home / 15,419,804.76-23,124,662.22-7,219,908.87

Finding the Fourth Proportional to 15,419,804.76, 23,124,662.22 and 7,219,908.87

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Solution

The fourth proportional to 15,419,804.76, 23,124,662.22 and 7,219,908.87 is: 10,827,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419,804.76 : 23,124,662.22 = 7,219,908.87 : x
  2. Step 2: Convert to fraction form
    15,419,804.76/23,124,662.22 = 7,219,908.87/x
  3. Step 3: Cross multiply
    15,419,804.76x = 23,124,662.22 × 7,219,908.87
  4. Step 4: Simplify right side
    15,419,804.76x = 166,957,953,877,931.88
  5. Step 5: Solve for x
    x = 166,957,953,877,931.88/15,419,804.76
  6. Step 6: Final answer
    x = 10,827,501.16

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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.