Home / 6,643,457.55-9,167,971.37-3,587,671.53

Finding the Fourth Proportional to 6,643,457.55, 9,167,971.37 and 3,587,671.53

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Solution

The fourth proportional to 6,643,457.55, 9,167,971.37 and 3,587,671.53 is: 4,950,986.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,457.55 : 9,167,971.37 = 3,587,671.53 : x
  2. Step 2: Convert to fraction form
    6,643,457.55/9,167,971.37 = 3,587,671.53/x
  3. Step 3: Cross multiply
    6,643,457.55x = 9,167,971.37 × 3,587,671.53
  4. Step 4: Simplify right side
    6,643,457.55x = 32,891,669,854,065.74
  5. Step 5: Solve for x
    x = 32,891,669,854,065.74/6,643,457.55
  6. Step 6: Final answer
    x = 4,950,986.68

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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.