Home / 89,367,089.10-134,050,639.05-28,782,815.10

Finding the Fourth Proportional to 89,367,089.10, 134,050,639.05 and 28,782,815.10

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Solution

The fourth proportional to 89,367,089.10, 134,050,639.05 and 28,782,815.10 is: 43,174,224.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,367,089.10 : 134,050,639.05 = 28,782,815.10 : x
  2. Step 2: Convert to fraction form
    89,367,089.10/134,050,639.05 = 28,782,815.10/x
  3. Step 3: Cross multiply
    89,367,089.10x = 134,050,639.05 × 28,782,815.10
  4. Step 4: Simplify right side
    89,367,089.10x = 3,858,354,757,812,990
  5. Step 5: Solve for x
    x = 3,858,354,757,812,990/89,367,089.10
  6. Step 6: Final answer
    x = 43,174,224.39

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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.