Home / 6,849,417.89-9,452,349.36-3,909,175.98

Finding the Fourth Proportional to 6,849,417.89, 9,452,349.36 and 3,909,175.98

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Solution

The fourth proportional to 6,849,417.89, 9,452,349.36 and 3,909,175.98 is: 5,394,749.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,849,417.89 : 9,452,349.36 = 3,909,175.98 : x
  2. Step 2: Convert to fraction form
    6,849,417.89/9,452,349.36 = 3,909,175.98/x
  3. Step 3: Cross multiply
    6,849,417.89x = 9,452,349.36 × 3,909,175.98
  4. Step 4: Simplify right side
    6,849,417.89x = 36,950,897,072,680.37
  5. Step 5: Solve for x
    x = 36,950,897,072,680.37/6,849,417.89
  6. Step 6: Final answer
    x = 5,394,749.99

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1.5x scale

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.