Home / 19,152,028.80-28,728,043.20-6,372,950.40

Finding the Fourth Proportional to 19,152,028.80, 28,728,043.20 and 6,372,950.40

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Solution

The fourth proportional to 19,152,028.80, 28,728,043.20 and 6,372,950.40 is: 9,559,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152,028.80 : 28,728,043.20 = 6,372,950.40 : x
  2. Step 2: Convert to fraction form
    19,152,028.80/28,728,043.20 = 6,372,950.40/x
  3. Step 3: Cross multiply
    19,152,028.80x = 28,728,043.20 × 6,372,950.40
  4. Step 4: Simplify right side
    19,152,028.80x = 183,082,394,402,657.28
  5. Step 5: Solve for x
    x = 183,082,394,402,657.28/19,152,028.80
  6. Step 6: Final answer
    x = 9,559,425.60

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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.