Home / 10,439,457.40-15,659,186.10-9,344,596.60

Finding the Fourth Proportional to 10,439,457.40, 15,659,186.10 and 9,344,596.60

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Solution

The fourth proportional to 10,439,457.40, 15,659,186.10 and 9,344,596.60 is: 14,016,894.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439,457.40 : 15,659,186.10 = 9,344,596.60 : x
  2. Step 2: Convert to fraction form
    10,439,457.40/15,659,186.10 = 9,344,596.60/x
  3. Step 3: Cross multiply
    10,439,457.40x = 15,659,186.10 × 9,344,596.60
  4. Step 4: Simplify right side
    10,439,457.40x = 146,328,777,188,827.25
  5. Step 5: Solve for x
    x = 146,328,777,188,827.25/10,439,457.40
  6. Step 6: Final answer
    x = 14,016,894.90

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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.