Home / 28,632,657.31-42,943,442.93-11,125,184.44

Finding the Fourth Proportional to 28,632,657.31, 42,943,442.93 and 11,125,184.44

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Solution

The fourth proportional to 28,632,657.31, 42,943,442.93 and 11,125,184.44 is: 16,685,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,632,657.31 : 42,943,442.93 = 11,125,184.44 : x
  2. Step 2: Convert to fraction form
    28,632,657.31/42,943,442.93 = 11,125,184.44/x
  3. Step 3: Cross multiply
    28,632,657.31x = 42,943,442.93 × 11,125,184.44
  4. Step 4: Simplify right side
    28,632,657.31x = 477,753,723,029,238.06
  5. Step 5: Solve for x
    x = 477,753,723,029,238.06/28,632,657.31
  6. Step 6: Final answer
    x = 16,685,622.92

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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.