Home / 6,784,968.09-9,363,328.48-3,687,491.31

Finding the Fourth Proportional to 6,784,968.09, 9,363,328.48 and 3,687,491.31

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Solution

The fourth proportional to 6,784,968.09, 9,363,328.48 and 3,687,491.31 is: 5,088,777.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784,968.09 : 9,363,328.48 = 3,687,491.31 : x
  2. Step 2: Convert to fraction form
    6,784,968.09/9,363,328.48 = 3,687,491.31/x
  3. Step 3: Cross multiply
    6,784,968.09x = 9,363,328.48 × 3,687,491.31
  4. Step 4: Simplify right side
    6,784,968.09x = 34,527,192,402,675.51
  5. Step 5: Solve for x
    x = 34,527,192,402,675.51/6,784,968.09
  6. Step 6: Final answer
    x = 5,088,777.42

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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.