Home / 7,463,619.60-11,178,840.60-6,468,291.60

Finding the Fourth Proportional to 7,463,619.60, 11,178,840.60 and 6,468,291.60

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Solution

The fourth proportional to 7,463,619.60, 11,178,840.60 and 6,468,291.60 is: 9,688,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463,619.60 : 11,178,840.60 = 6,468,291.60 : x
  2. Step 2: Convert to fraction form
    7,463,619.60/11,178,840.60 = 6,468,291.60/x
  3. Step 3: Cross multiply
    7,463,619.60x = 11,178,840.60 × 6,468,291.60
  4. Step 4: Simplify right side
    7,463,619.60x = 72,308,000,750,718.95
  5. Step 5: Solve for x
    x = 72,308,000,750,718.95/7,463,619.60
  6. Step 6: Final answer
    x = 9,688,060.84

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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.