Home / 18,532,413.19-25,574,713.09-10,383,709.51

Finding the Fourth Proportional to 18,532,413.19, 25,574,713.09 and 10,383,709.51

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Solution

The fourth proportional to 18,532,413.19, 25,574,713.09 and 10,383,709.51 is: 14,329,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,413.19 : 25,574,713.09 = 10,383,709.51 : x
  2. Step 2: Convert to fraction form
    18,532,413.19/25,574,713.09 = 10,383,709.51/x
  3. Step 3: Cross multiply
    18,532,413.19x = 25,574,713.09 × 10,383,709.51
  4. Step 4: Simplify right side
    18,532,413.19x = 265,560,391,528,154.47
  5. Step 5: Solve for x
    x = 265,560,391,528,154.47/18,532,413.19
  6. Step 6: Final answer
    x = 14,329,509.54

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1.5x scale

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.