Home / 7,069,880.80-9,757,543.44-4,169,590.48

Finding the Fourth Proportional to 7,069,880.80, 9,757,543.44 and 4,169,590.48

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Solution

The fourth proportional to 7,069,880.80, 9,757,543.44 and 4,169,590.48 is: 5,754,688.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,880.80 : 9,757,543.44 = 4,169,590.48 : x
  2. Step 2: Convert to fraction form
    7,069,880.80/9,757,543.44 = 4,169,590.48/x
  3. Step 3: Cross multiply
    7,069,880.80x = 9,757,543.44 × 4,169,590.48
  4. Step 4: Simplify right side
    7,069,880.80x = 40,684,960,235,610.45
  5. Step 5: Solve for x
    x = 40,684,960,235,610.45/7,069,880.80
  6. Step 6: Final answer
    x = 5,754,688.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.