Home / 14,636,238.40-20,197,989.12-8,110,290.52

Finding the Fourth Proportional to 14,636,238.40, 20,197,989.12 and 8,110,290.52

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Solution

The fourth proportional to 14,636,238.40, 20,197,989.12 and 8,110,290.52 is: 11,192,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636,238.40 : 20,197,989.12 = 8,110,290.52 : x
  2. Step 2: Convert to fraction form
    14,636,238.40/20,197,989.12 = 8,110,290.52/x
  3. Step 3: Cross multiply
    14,636,238.40x = 20,197,989.12 × 8,110,290.52
  4. Step 4: Simplify right side
    14,636,238.40x = 163,811,559,682,999.16
  5. Step 5: Solve for x
    x = 163,811,559,682,999.16/14,636,238.40
  6. Step 6: Final answer
    x = 11,192,189.91

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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.