Home / 7,249,074.09-10,003,466.19-3,985,865.97

Finding the Fourth Proportional to 7,249,074.09, 10,003,466.19 and 3,985,865.97

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Solution

The fourth proportional to 7,249,074.09, 10,003,466.19 and 3,985,865.97 is: 5,500,354.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,074.09 : 10,003,466.19 = 3,985,865.97 : x
  2. Step 2: Convert to fraction form
    7,249,074.09/10,003,466.19 = 3,985,865.97/x
  3. Step 3: Cross multiply
    7,249,074.09x = 10,003,466.19 × 3,985,865.97
  4. Step 4: Simplify right side
    7,249,074.09x = 39,872,475,468,766.55
  5. Step 5: Solve for x
    x = 39,872,475,468,766.55/7,249,074.09
  6. Step 6: Final answer
    x = 5,500,354.25

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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.