Home / 7,072,618.40-10,614,457.20-3,286,570.40

Finding the Fourth Proportional to 7,072,618.40, 10,614,457.20 and 3,286,570.40

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Solution

The fourth proportional to 7,072,618.40, 10,614,457.20 and 3,286,570.40 is: 4,932,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,072,618.40 : 10,614,457.20 = 3,286,570.40 : x
  2. Step 2: Convert to fraction form
    7,072,618.40/10,614,457.20 = 3,286,570.40/x
  3. Step 3: Cross multiply
    7,072,618.40x = 10,614,457.20 × 3,286,570.40
  4. Step 4: Simplify right side
    7,072,618.40x = 34,885,160,845,586.88
  5. Step 5: Solve for x
    x = 34,885,160,845,586.88/7,072,618.40
  6. Step 6: Final answer
    x = 4,932,425.15

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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.