Home / 6,984,515.08-9,638,560.74-3,886,986.52

Finding the Fourth Proportional to 6,984,515.08, 9,638,560.74 and 3,886,986.52

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Solution

The fourth proportional to 6,984,515.08, 9,638,560.74 and 3,886,986.52 is: 5,364,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,515.08 : 9,638,560.74 = 3,886,986.52 : x
  2. Step 2: Convert to fraction form
    6,984,515.08/9,638,560.74 = 3,886,986.52/x
  3. Step 3: Cross multiply
    6,984,515.08x = 9,638,560.74 × 3,886,986.52
  4. Step 4: Simplify right side
    6,984,515.08x = 37,464,955,668,581.23
  5. Step 5: Solve for x
    x = 37,464,955,668,581.23/6,984,515.08
  6. Step 6: Final answer
    x = 5,364,002.40

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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.