Home / 28,122,484.77-42,183,727.16-26,686,413.09

Finding the Fourth Proportional to 28,122,484.77, 42,183,727.16 and 26,686,413.09

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Solution

The fourth proportional to 28,122,484.77, 42,183,727.16 and 26,686,413.09 is: 40,029,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,122,484.77 : 42,183,727.16 = 26,686,413.09 : x
  2. Step 2: Convert to fraction form
    28,122,484.77/42,183,727.16 = 26,686,413.09/x
  3. Step 3: Cross multiply
    28,122,484.77x = 42,183,727.16 × 26,686,413.09
  4. Step 4: Simplify right side
    28,122,484.77x = 1,125,732,368,534,180.50
  5. Step 5: Solve for x
    x = 1,125,732,368,534,180.50/28,122,484.77
  6. Step 6: Final answer
    x = 40,029,619.64

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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.