Home / 18,521,840.06-25,559,807.87-10,261,736.67

Finding the Fourth Proportional to 18,521,840.06, 25,559,807.87 and 10,261,736.67

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Solution

The fourth proportional to 18,521,840.06, 25,559,807.87 and 10,261,736.67 is: 14,161,012.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,840.06 : 25,559,807.87 = 10,261,736.67 : x
  2. Step 2: Convert to fraction form
    18,521,840.06/25,559,807.87 = 10,261,736.67/x
  3. Step 3: Cross multiply
    18,521,840.06x = 25,559,807.87 × 10,261,736.67
  4. Step 4: Simplify right side
    18,521,840.06x = 262,288,017,697,733.59
  5. Step 5: Solve for x
    x = 262,288,017,697,733.59/18,521,840.06
  6. Step 6: Final answer
    x = 14,161,012.99

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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.