Home / 28,361,477.96-42,543,725.49-8,932,223.37

Finding the Fourth Proportional to 28,361,477.96, 42,543,725.49 and 8,932,223.37

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Solution

The fourth proportional to 28,361,477.96, 42,543,725.49 and 8,932,223.37 is: 13,398,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,361,477.96 : 42,543,725.49 = 8,932,223.37 : x
  2. Step 2: Convert to fraction form
    28,361,477.96/42,543,725.49 = 8,932,223.37/x
  3. Step 3: Cross multiply
    28,361,477.96x = 42,543,725.49 × 8,932,223.37
  4. Step 4: Simplify right side
    28,361,477.96x = 380,010,059,068,642.69
  5. Step 5: Solve for x
    x = 380,010,059,068,642.69/28,361,477.96
  6. Step 6: Final answer
    x = 13,398,810.16

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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.