Home / 9,343,156.80-14,014,735.20-8,776,286.40

Finding the Fourth Proportional to 9,343,156.80, 14,014,735.20 and 8,776,286.40

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Solution

The fourth proportional to 9,343,156.80, 14,014,735.20 and 8,776,286.40 is: 13,164,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343,156.80 : 14,014,735.20 = 8,776,286.40 : x
  2. Step 2: Convert to fraction form
    9,343,156.80/14,014,735.20 = 8,776,286.40/x
  3. Step 3: Cross multiply
    9,343,156.80x = 14,014,735.20 × 8,776,286.40
  4. Step 4: Simplify right side
    9,343,156.80x = 122,997,329,935,361.28
  5. Step 5: Solve for x
    x = 122,997,329,935,361.28/9,343,156.80
  6. Step 6: Final answer
    x = 13,164,429.60

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Similar ratio
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1.5x scale

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.