Home / 28,995,541.70-43,493,312.55-19,440,392.90

Finding the Fourth Proportional to 28,995,541.70, 43,493,312.55 and 19,440,392.90

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Solution

The fourth proportional to 28,995,541.70, 43,493,312.55 and 19,440,392.90 is: 29,160,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995,541.70 : 43,493,312.55 = 19,440,392.90 : x
  2. Step 2: Convert to fraction form
    28,995,541.70/43,493,312.55 = 19,440,392.90/x
  3. Step 3: Cross multiply
    28,995,541.70x = 43,493,312.55 × 19,440,392.90
  4. Step 4: Simplify right side
    28,995,541.70x = 845,527,084,494,500.75
  5. Step 5: Solve for x
    x = 845,527,084,494,500.75/28,995,541.70
  6. Step 6: Final answer
    x = 29,160,589.35

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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.