Home / 9,090,336.56-13,635,520.32-7,280,214.08

Finding the Fourth Proportional to 9,090,336.56, 13,635,520.32 and 7,280,214.08

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Solution

The fourth proportional to 9,090,336.56, 13,635,520.32 and 7,280,214.08 is: 10,920,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090,336.56 : 13,635,520.32 = 7,280,214.08 : x
  2. Step 2: Convert to fraction form
    9,090,336.56/13,635,520.32 = 7,280,214.08/x
  3. Step 3: Cross multiply
    9,090,336.56x = 13,635,520.32 × 7,280,214.08
  4. Step 4: Simplify right side
    9,090,336.56x = 99,269,507,021,790.11
  5. Step 5: Solve for x
    x = 99,269,507,021,790.11/9,090,336.56
  6. Step 6: Final answer
    x = 10,920,333.52

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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.