Home / 29,160,133.10-43,740,199.65-12,133,025.90

Finding the Fourth Proportional to 29,160,133.10, 43,740,199.65 and 12,133,025.90

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Solution

The fourth proportional to 29,160,133.10, 43,740,199.65 and 12,133,025.90 is: 18,199,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160,133.10 : 43,740,199.65 = 12,133,025.90 : x
  2. Step 2: Convert to fraction form
    29,160,133.10/43,740,199.65 = 12,133,025.90/x
  3. Step 3: Cross multiply
    29,160,133.10x = 43,740,199.65 × 12,133,025.90
  4. Step 4: Simplify right side
    29,160,133.10x = 530,700,975,224,620.94
  5. Step 5: Solve for x
    x = 530,700,975,224,620.94/29,160,133.10
  6. Step 6: Final answer
    x = 18,199,538.85

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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.