Home / 18,528,904.95-25,569,891.25-10,269,500.47

Finding the Fourth Proportional to 18,528,904.95, 25,569,891.25 and 10,269,500.47

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Solution

The fourth proportional to 18,528,904.95, 25,569,891.25 and 10,269,500.47 is: 14,171,911.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,904.95 : 25,569,891.25 = 10,269,500.47 : x
  2. Step 2: Convert to fraction form
    18,528,904.95/25,569,891.25 = 10,269,500.47/x
  3. Step 3: Cross multiply
    18,528,904.95x = 25,569,891.25 × 10,269,500.47
  4. Step 4: Simplify right side
    18,528,904.95x = 262,590,010,213,868.22
  5. Step 5: Solve for x
    x = 262,590,010,213,868.22/18,528,904.95
  6. Step 6: Final answer
    x = 14,171,911.99

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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.