Home / 21,585,028.40-32,394,332.56-15,065,751.92

Finding the Fourth Proportional to 21,585,028.40, 32,394,332.56 and 15,065,751.92

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Solution

The fourth proportional to 21,585,028.40, 32,394,332.56 and 15,065,751.92 is: 22,610,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,585,028.40 : 32,394,332.56 = 15,065,751.92 : x
  2. Step 2: Convert to fraction form
    21,585,028.40/32,394,332.56 = 15,065,751.92/x
  3. Step 3: Cross multiply
    21,585,028.40x = 32,394,332.56 × 15,065,751.92
  4. Step 4: Simplify right side
    21,585,028.40x = 488,044,977,962,938.50
  5. Step 5: Solve for x
    x = 488,044,977,962,938.50/21,585,028.40
  6. Step 6: Final answer
    x = 22,610,346.81

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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.