Home / 15,526,578.93-21,426,766.70-9,004,081.07

Finding the Fourth Proportional to 15,526,578.93, 21,426,766.70 and 9,004,081.07

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Solution

The fourth proportional to 15,526,578.93, 21,426,766.70 and 9,004,081.07 is: 12,425,682.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,578.93 : 21,426,766.70 = 9,004,081.07 : x
  2. Step 2: Convert to fraction form
    15,526,578.93/21,426,766.70 = 9,004,081.07/x
  3. Step 3: Cross multiply
    15,526,578.93x = 21,426,766.70 × 9,004,081.07
  4. Step 4: Simplify right side
    15,526,578.93x = 192,928,344,282,622.12
  5. Step 5: Solve for x
    x = 192,928,344,282,622.12/15,526,578.93
  6. Step 6: Final answer
    x = 12,425,682.77

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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.