Home / 82,708,637.60-123,873,999.60-48,696,413.60

Finding the Fourth Proportional to 82,708,637.60, 123,873,999.60 and 48,696,413.60

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Solution

The fourth proportional to 82,708,637.60, 123,873,999.60 and 48,696,413.60 is: 72,933,368.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,708,637.60 : 123,873,999.60 = 48,696,413.60 : x
  2. Step 2: Convert to fraction form
    82,708,637.60/123,873,999.60 = 48,696,413.60/x
  3. Step 3: Cross multiply
    82,708,637.60x = 123,873,999.60 × 48,696,413.60
  4. Step 4: Simplify right side
    82,708,637.60x = 6,032,219,518,807,834
  5. Step 5: Solve for x
    x = 6,032,219,518,807,834/82,708,637.60
  6. Step 6: Final answer
    x = 72,933,368.19

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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.