Home / 5,578,866-7,699,612.01-3,098,643.98

Finding the Fourth Proportional to 5,578,866, 7,699,612.01 and 3,098,643.98

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Solution

The fourth proportional to 5,578,866, 7,699,612.01 and 3,098,643.98 is: 4,276,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,866 : 7,699,612.01 = 3,098,643.98 : x
  2. Step 2: Convert to fraction form
    5,578,866/7,699,612.01 = 3,098,643.98/x
  3. Step 3: Cross multiply
    5,578,866x = 7,699,612.01 × 3,098,643.98
  4. Step 4: Simplify right side
    5,578,866x = 23,858,356,403,122.20
  5. Step 5: Solve for x
    x = 23,858,356,403,122.20/5,578,866
  6. Step 6: Final answer
    x = 4,276,560.22

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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.