Home / 21,584,909.34-32,394,153.77-15,065,632.69

Finding the Fourth Proportional to 21,584,909.34, 32,394,153.77 and 15,065,632.69

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Solution

The fourth proportional to 21,584,909.34, 32,394,153.77 and 15,065,632.69 is: 22,610,167.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584,909.34 : 32,394,153.77 = 15,065,632.69 : x
  2. Step 2: Convert to fraction form
    21,584,909.34/32,394,153.77 = 15,065,632.69/x
  3. Step 3: Cross multiply
    21,584,909.34x = 32,394,153.77 × 15,065,632.69
  4. Step 4: Simplify right side
    21,584,909.34x = 488,038,421,982,930
  5. Step 5: Solve for x
    x = 488,038,421,982,930/21,584,909.34
  6. Step 6: Final answer
    x = 22,610,167.79

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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.