Home / 19,401,184.92-29,090,055.36-7,731,351.36

Finding the Fourth Proportional to 19,401,184.92, 29,090,055.36 and 7,731,351.36

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Solution

The fourth proportional to 19,401,184.92, 29,090,055.36 and 7,731,351.36 is: 11,592,355.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401,184.92 : 29,090,055.36 = 7,731,351.36 : x
  2. Step 2: Convert to fraction form
    19,401,184.92/29,090,055.36 = 7,731,351.36/x
  3. Step 3: Cross multiply
    19,401,184.92x = 29,090,055.36 × 7,731,351.36
  4. Step 4: Simplify right side
    19,401,184.92x = 224,905,439,070,011.28
  5. Step 5: Solve for x
    x = 224,905,439,070,011.28/19,401,184.92
  6. Step 6: Final answer
    x = 11,592,355.83

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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.