Home / 20,186,666.08-30,280,424.56-7,233,660.64

Finding the Fourth Proportional to 20,186,666.08, 30,280,424.56 and 7,233,660.64

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Solution

The fourth proportional to 20,186,666.08, 30,280,424.56 and 7,233,660.64 is: 10,850,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,186,666.08 : 30,280,424.56 = 7,233,660.64 : x
  2. Step 2: Convert to fraction form
    20,186,666.08/30,280,424.56 = 7,233,660.64/x
  3. Step 3: Cross multiply
    20,186,666.08x = 30,280,424.56 × 7,233,660.64
  4. Step 4: Simplify right side
    20,186,666.08x = 219,038,315,302,161.31
  5. Step 5: Solve for x
    x = 219,038,315,302,161.31/20,186,666.08
  6. Step 6: Final answer
    x = 10,850,643.41

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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.