Home / 9,184,280.64-13,767,489.12-4,390,728

Finding the Fourth Proportional to 9,184,280.64, 13,767,489.12 and 4,390,728

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Solution

The fourth proportional to 9,184,280.64, 13,767,489.12 and 4,390,728 is: 6,581,821.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,184,280.64 : 13,767,489.12 = 4,390,728 : x
  2. Step 2: Convert to fraction form
    9,184,280.64/13,767,489.12 = 4,390,728/x
  3. Step 3: Cross multiply
    9,184,280.64x = 13,767,489.12 × 4,390,728
  4. Step 4: Simplify right side
    9,184,280.64x = 60,449,299,968,879.36
  5. Step 5: Solve for x
    x = 60,449,299,968,879.36/9,184,280.64
  6. Step 6: Final answer
    x = 6,581,821.96

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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.