Home / 12,028,666.40-18,022,004.40-10,349,050.40

Finding the Fourth Proportional to 12,028,666.40, 18,022,004.40 and 10,349,050.40

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Solution

The fourth proportional to 12,028,666.40, 18,022,004.40 and 10,349,050.40 is: 15,505,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,666.40 : 18,022,004.40 = 10,349,050.40 : x
  2. Step 2: Convert to fraction form
    12,028,666.40/18,022,004.40 = 10,349,050.40/x
  3. Step 3: Cross multiply
    12,028,666.40x = 18,022,004.40 × 10,349,050.40
  4. Step 4: Simplify right side
    12,028,666.40x = 186,510,631,844,621.75
  5. Step 5: Solve for x
    x = 186,510,631,844,621.75/12,028,666.40
  6. Step 6: Final answer
    x = 15,505,512.05

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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.