Home / 15,236,969.23-22,858,840.95-7,145,632.36

Finding the Fourth Proportional to 15,236,969.23, 22,858,840.95 and 7,145,632.36

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Solution

The fourth proportional to 15,236,969.23, 22,858,840.95 and 7,145,632.36 is: 10,720,036.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236,969.23 : 22,858,840.95 = 7,145,632.36 : x
  2. Step 2: Convert to fraction form
    15,236,969.23/22,858,840.95 = 7,145,632.36/x
  3. Step 3: Cross multiply
    15,236,969.23x = 22,858,840.95 × 7,145,632.36
  4. Step 4: Simplify right side
    15,236,969.23x = 163,340,873,604,413.16
  5. Step 5: Solve for x
    x = 163,340,873,604,413.16/15,236,969.23
  6. Step 6: Final answer
    x = 10,720,036.98

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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.