Home / 13,254,192.90-18,290,895.17-7,452,923.90

Finding the Fourth Proportional to 13,254,192.90, 18,290,895.17 and 7,452,923.90

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Solution

The fourth proportional to 13,254,192.90, 18,290,895.17 and 7,452,923.90 is: 10,285,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254,192.90 : 18,290,895.17 = 7,452,923.90 : x
  2. Step 2: Convert to fraction form
    13,254,192.90/18,290,895.17 = 7,452,923.90/x
  3. Step 3: Cross multiply
    13,254,192.90x = 18,290,895.17 × 7,452,923.90
  4. Step 4: Simplify right side
    13,254,192.90x = 136,320,649,636,168.45
  5. Step 5: Solve for x
    x = 136,320,649,636,168.45/13,254,192.90
  6. Step 6: Final answer
    x = 10,285,096.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.