Home / 12,653,017.44-17,462,413.04-7,221,322.08

Finding the Fourth Proportional to 12,653,017.44, 17,462,413.04 and 7,221,322.08

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Solution

The fourth proportional to 12,653,017.44, 17,462,413.04 and 7,221,322.08 is: 9,966,137.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,653,017.44 : 17,462,413.04 = 7,221,322.08 : x
  2. Step 2: Convert to fraction form
    12,653,017.44/17,462,413.04 = 7,221,322.08/x
  3. Step 3: Cross multiply
    12,653,017.44x = 17,462,413.04 × 7,221,322.08
  4. Step 4: Simplify right side
    12,653,017.44x = 126,101,708,855,831.92
  5. Step 5: Solve for x
    x = 126,101,708,855,831.92/12,653,017.44
  6. Step 6: Final answer
    x = 9,966,137.28

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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.