Home / 28,027,033.48-42,059,413.50-9,831,400.84

Finding the Fourth Proportional to 28,027,033.48, 42,059,413.50 and 9,831,400.84

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Solution

The fourth proportional to 28,027,033.48, 42,059,413.50 and 9,831,400.84 is: 14,753,718.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,027,033.48 : 42,059,413.50 = 9,831,400.84 : x
  2. Step 2: Convert to fraction form
    28,027,033.48/42,059,413.50 = 9,831,400.84/x
  3. Step 3: Cross multiply
    28,027,033.48x = 42,059,413.50 × 9,831,400.84
  4. Step 4: Simplify right side
    28,027,033.48x = 413,502,953,213,807.31
  5. Step 5: Solve for x
    x = 413,502,953,213,807.31/28,027,033.48
  6. Step 6: Final answer
    x = 14,753,718.17

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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.