Home / 14,521,536.40-21,782,304.60-13,860,187.60

Finding the Fourth Proportional to 14,521,536.40, 21,782,304.60 and 13,860,187.60

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Solution

The fourth proportional to 14,521,536.40, 21,782,304.60 and 13,860,187.60 is: 20,790,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521,536.40 : 21,782,304.60 = 13,860,187.60 : x
  2. Step 2: Convert to fraction form
    14,521,536.40/21,782,304.60 = 13,860,187.60/x
  3. Step 3: Cross multiply
    14,521,536.40x = 21,782,304.60 × 13,860,187.60
  4. Step 4: Simplify right side
    14,521,536.40x = 301,906,828,116,343
  5. Step 5: Solve for x
    x = 301,906,828,116,343/14,521,536.40
  6. Step 6: Final answer
    x = 20,790,281.40

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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.