Home / 28,355,133.70-42,532,700.55-23,631,213.70

Finding the Fourth Proportional to 28,355,133.70, 42,532,700.55 and 23,631,213.70

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Solution

The fourth proportional to 28,355,133.70, 42,532,700.55 and 23,631,213.70 is: 35,446,820.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,355,133.70 : 42,532,700.55 = 23,631,213.70 : x
  2. Step 2: Convert to fraction form
    28,355,133.70/42,532,700.55 = 23,631,213.70/x
  3. Step 3: Cross multiply
    28,355,133.70x = 42,532,700.55 × 23,631,213.70
  4. Step 4: Simplify right side
    28,355,133.70x = 1,005,099,335,935,157.38
  5. Step 5: Solve for x
    x = 1,005,099,335,935,157.38/28,355,133.70
  6. Step 6: Final answer
    x = 35,446,820.55

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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.