Home / 15,526,571.85-21,426,756.84-9,004,073.94

Finding the Fourth Proportional to 15,526,571.85, 21,426,756.84 and 9,004,073.94

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Solution

The fourth proportional to 15,526,571.85, 21,426,756.84 and 9,004,073.94 is: 12,425,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,571.85 : 21,426,756.84 = 9,004,073.94 : x
  2. Step 2: Convert to fraction form
    15,526,571.85/21,426,756.84 = 9,004,073.94/x
  3. Step 3: Cross multiply
    15,526,571.85x = 21,426,756.84 × 9,004,073.94
  4. Step 4: Simplify right side
    15,526,571.85x = 192,928,102,881,760.75
  5. Step 5: Solve for x
    x = 192,928,102,881,760.75/15,526,571.85
  6. Step 6: Final answer
    x = 12,425,672.89

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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.