Home / 28,391,583.04-42,570,317.43-11,099,187.95

Finding the Fourth Proportional to 28,391,583.04, 42,570,317.43 and 11,099,187.95

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Solution

The fourth proportional to 28,391,583.04, 42,570,317.43 and 11,099,187.95 is: 16,642,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,391,583.04 : 42,570,317.43 = 11,099,187.95 : x
  2. Step 2: Convert to fraction form
    28,391,583.04/42,570,317.43 = 11,099,187.95/x
  3. Step 3: Cross multiply
    28,391,583.04x = 42,570,317.43 × 11,099,187.95
  4. Step 4: Simplify right side
    28,391,583.04x = 472,495,954,033,879.38
  5. Step 5: Solve for x
    x = 472,495,954,033,879.38/28,391,583.04
  6. Step 6: Final answer
    x = 16,642,113.74

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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.