Home / 7,461,609.40-11,190,883.20-2,068,904.80

Finding the Fourth Proportional to 7,461,609.40, 11,190,883.20 and 2,068,904.80

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Solution

The fourth proportional to 7,461,609.40, 11,190,883.20 and 2,068,904.80 is: 3,102,932.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,609.40 : 11,190,883.20 = 2,068,904.80 : x
  2. Step 2: Convert to fraction form
    7,461,609.40/11,190,883.20 = 2,068,904.80/x
  3. Step 3: Cross multiply
    7,461,609.40x = 11,190,883.20 × 2,068,904.80
  4. Step 4: Simplify right side
    7,461,609.40x = 23,152,871,968,719.36
  5. Step 5: Solve for x
    x = 23,152,871,968,719.36/7,461,609.40
  6. Step 6: Final answer
    x = 3,102,932.72

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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.