Home / 30,647,457.22-45,969,857.23-7,617,904.35

Finding the Fourth Proportional to 30,647,457.22, 45,969,857.23 and 7,617,904.35

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Solution

The fourth proportional to 30,647,457.22, 45,969,857.23 and 7,617,904.35 is: 11,426,526.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,647,457.22 : 45,969,857.23 = 7,617,904.35 : x
  2. Step 2: Convert to fraction form
    30,647,457.22/45,969,857.23 = 7,617,904.35/x
  3. Step 3: Cross multiply
    30,647,457.22x = 45,969,857.23 × 7,617,904.35
  4. Step 4: Simplify right side
    30,647,457.22x = 350,193,975,421,299.06
  5. Step 5: Solve for x
    x = 350,193,975,421,299.06/30,647,457.22
  6. Step 6: Final answer
    x = 11,426,526.28

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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.