Home / 15,450,413.80-23,175,620.70-9,739,719.40

Finding the Fourth Proportional to 15,450,413.80, 23,175,620.70 and 9,739,719.40

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Solution

The fourth proportional to 15,450,413.80, 23,175,620.70 and 9,739,719.40 is: 14,609,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,450,413.80 : 23,175,620.70 = 9,739,719.40 : x
  2. Step 2: Convert to fraction form
    15,450,413.80/23,175,620.70 = 9,739,719.40/x
  3. Step 3: Cross multiply
    15,450,413.80x = 23,175,620.70 × 9,739,719.40
  4. Step 4: Simplify right side
    15,450,413.80x = 225,724,042,538,831.59
  5. Step 5: Solve for x
    x = 225,724,042,538,831.59/15,450,413.80
  6. Step 6: Final answer
    x = 14,609,579.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.