Home / 12,004,057.86-18,009,458.55-4,820,635.86

Finding the Fourth Proportional to 12,004,057.86, 18,009,458.55 and 4,820,635.86

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Solution

The fourth proportional to 12,004,057.86, 18,009,458.55 and 4,820,635.86 is: 7,232,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004,057.86 : 18,009,458.55 = 4,820,635.86 : x
  2. Step 2: Convert to fraction form
    12,004,057.86/18,009,458.55 = 4,820,635.86/x
  3. Step 3: Cross multiply
    12,004,057.86x = 18,009,458.55 × 4,820,635.86
  4. Step 4: Simplify right side
    12,004,057.86x = 86,817,041,705,313.61
  5. Step 5: Solve for x
    x = 86,817,041,705,313.61/12,004,057.86
  6. Step 6: Final answer
    x = 7,232,307.83

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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.