Home / 14,486,521.60-21,729,782.40-4,389,644.80

Finding the Fourth Proportional to 14,486,521.60, 21,729,782.40 and 4,389,644.80

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Solution

The fourth proportional to 14,486,521.60, 21,729,782.40 and 4,389,644.80 is: 6,584,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486,521.60 : 21,729,782.40 = 4,389,644.80 : x
  2. Step 2: Convert to fraction form
    14,486,521.60/21,729,782.40 = 4,389,644.80/x
  3. Step 3: Cross multiply
    14,486,521.60x = 21,729,782.40 × 4,389,644.80
  4. Step 4: Simplify right side
    14,486,521.60x = 95,386,026,317,291.52
  5. Step 5: Solve for x
    x = 95,386,026,317,291.52/14,486,521.60
  6. Step 6: Final answer
    x = 6,584,467.20

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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.