Home / 18,269,140.71-25,211,413.63-10,009,516.26

Finding the Fourth Proportional to 18,269,140.71, 25,211,413.63 and 10,009,516.26

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Solution

The fourth proportional to 18,269,140.71, 25,211,413.63 and 10,009,516.26 is: 13,813,132.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269,140.71 : 25,211,413.63 = 10,009,516.26 : x
  2. Step 2: Convert to fraction form
    18,269,140.71/25,211,413.63 = 10,009,516.26/x
  3. Step 3: Cross multiply
    18,269,140.71x = 25,211,413.63 × 10,009,516.26
  4. Step 4: Simplify right side
    18,269,140.71x = 252,354,054,490,966
  5. Step 5: Solve for x
    x = 252,354,054,490,966/18,269,140.71
  6. Step 6: Final answer
    x = 13,813,132.13

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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.