Home / 21,749,732.40-32,636,408.40-8,971,528.80

Finding the Fourth Proportional to 21,749,732.40, 32,636,408.40 and 8,971,528.80

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Solution

The fourth proportional to 21,749,732.40, 32,636,408.40 and 8,971,528.80 is: 13,462,164.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,749,732.40 : 32,636,408.40 = 8,971,528.80 : x
  2. Step 2: Convert to fraction form
    21,749,732.40/32,636,408.40 = 8,971,528.80/x
  3. Step 3: Cross multiply
    21,749,732.40x = 32,636,408.40 × 8,971,528.80
  4. Step 4: Simplify right side
    21,749,732.40x = 292,798,477,889,161.94
  5. Step 5: Solve for x
    x = 292,798,477,889,161.94/21,749,732.40
  6. Step 6: Final answer
    x = 13,462,164.61

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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.