Home / 12,805,860.30-17,672,140.09-6,925,494.35

Finding the Fourth Proportional to 12,805,860.30, 17,672,140.09 and 6,925,494.35

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Solution

The fourth proportional to 12,805,860.30, 17,672,140.09 and 6,925,494.35 is: 9,557,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,805,860.30 : 17,672,140.09 = 6,925,494.35 : x
  2. Step 2: Convert to fraction form
    12,805,860.30/17,672,140.09 = 6,925,494.35/x
  3. Step 3: Cross multiply
    12,805,860.30x = 17,672,140.09 × 6,925,494.35
  4. Step 4: Simplify right side
    12,805,860.30x = 122,388,306,359,584.81
  5. Step 5: Solve for x
    x = 122,388,306,359,584.81/12,805,860.30
  6. Step 6: Final answer
    x = 9,557,210.80

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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.