Home / 14,762,431.40-22,143,647.10-12,373,644.20

Finding the Fourth Proportional to 14,762,431.40, 22,143,647.10 and 12,373,644.20

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Solution

The fourth proportional to 14,762,431.40, 22,143,647.10 and 12,373,644.20 is: 18,560,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,431.40 : 22,143,647.10 = 12,373,644.20 : x
  2. Step 2: Convert to fraction form
    14,762,431.40/22,143,647.10 = 12,373,644.20/x
  3. Step 3: Cross multiply
    14,762,431.40x = 22,143,647.10 × 12,373,644.20
  4. Step 4: Simplify right side
    14,762,431.40x = 273,997,610,505,761.81
  5. Step 5: Solve for x
    x = 273,997,610,505,761.81/14,762,431.40
  6. Step 6: Final answer
    x = 18,560,466.30

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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.