Home / 12,096,322.40-18,144,483.60-9,968,808.80

Finding the Fourth Proportional to 12,096,322.40, 18,144,483.60 and 9,968,808.80

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Solution

The fourth proportional to 12,096,322.40, 18,144,483.60 and 9,968,808.80 is: 14,953,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,322.40 : 18,144,483.60 = 9,968,808.80 : x
  2. Step 2: Convert to fraction form
    12,096,322.40/18,144,483.60 = 9,968,808.80/x
  3. Step 3: Cross multiply
    12,096,322.40x = 18,144,483.60 × 9,968,808.80
  4. Step 4: Simplify right side
    12,096,322.40x = 180,878,887,783,135.72
  5. Step 5: Solve for x
    x = 180,878,887,783,135.72/12,096,322.40
  6. Step 6: Final answer
    x = 14,953,213.20

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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.