Home / 28,993,707.60-43,479,502.20-8,792,235.60

Finding the Fourth Proportional to 28,993,707.60, 43,479,502.20 and 8,792,235.60

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Solution

The fourth proportional to 28,993,707.60, 43,479,502.20 and 8,792,235.60 is: 13,184,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,993,707.60 : 43,479,502.20 = 8,792,235.60 : x
  2. Step 2: Convert to fraction form
    28,993,707.60/43,479,502.20 = 8,792,235.60/x
  3. Step 3: Cross multiply
    28,993,707.60x = 43,479,502.20 × 8,792,235.60
  4. Step 4: Simplify right side
    28,993,707.60x = 382,282,027,113,118.31
  5. Step 5: Solve for x
    x = 382,282,027,113,118.31/28,993,707.60
  6. Step 6: Final answer
    x = 13,184,999.74

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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.