Home / 12,124,657.92-18,187,741.35-4,038,356.64

Finding the Fourth Proportional to 12,124,657.92, 18,187,741.35 and 4,038,356.64

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Solution

The fourth proportional to 12,124,657.92, 18,187,741.35 and 4,038,356.64 is: 6,057,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124,657.92 : 18,187,741.35 = 4,038,356.64 : x
  2. Step 2: Convert to fraction form
    12,124,657.92/18,187,741.35 = 4,038,356.64/x
  3. Step 3: Cross multiply
    12,124,657.92x = 18,187,741.35 × 4,038,356.64
  4. Step 4: Simplify right side
    12,124,657.92x = 73,448,586,047,375.08
  5. Step 5: Solve for x
    x = 73,448,586,047,375.08/12,124,657.92
  6. Step 6: Final answer
    x = 6,057,786.25

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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.