Home / 11,877,782.40-17,804,863.80-5,476,870.80

Finding the Fourth Proportional to 11,877,782.40, 17,804,863.80 and 5,476,870.80

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Solution

The fourth proportional to 11,877,782.40, 17,804,863.80 and 5,476,870.80 is: 8,209,860.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,877,782.40 : 17,804,863.80 = 5,476,870.80 : x
  2. Step 2: Convert to fraction form
    11,877,782.40/17,804,863.80 = 5,476,870.80/x
  3. Step 3: Cross multiply
    11,877,782.40x = 17,804,863.80 × 5,476,870.80
  4. Step 4: Simplify right side
    11,877,782.40x = 97,514,938,644,197.05
  5. Step 5: Solve for x
    x = 97,514,938,644,197.05/11,877,782.40
  6. Step 6: Final answer
    x = 8,209,860.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.