Home / 5,406,138.52-7,420,731.36-4,780,585.24

Finding the Fourth Proportional to 5,406,138.52, 7,420,731.36 and 4,780,585.24

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Solution

The fourth proportional to 5,406,138.52, 7,420,731.36 and 4,780,585.24 is: 6,562,066.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406,138.52 : 7,420,731.36 = 4,780,585.24 : x
  2. Step 2: Convert to fraction form
    5,406,138.52/7,420,731.36 = 4,780,585.24/x
  3. Step 3: Cross multiply
    5,406,138.52x = 7,420,731.36 × 4,780,585.24
  4. Step 4: Simplify right side
    5,406,138.52x = 35,475,438,809,621.13
  5. Step 5: Solve for x
    x = 35,475,438,809,621.13/5,406,138.52
  6. Step 6: Final answer
    x = 6,562,066.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.