Home / 7,010,015.40-10,513,929.60-2,218,881.60

Finding the Fourth Proportional to 7,010,015.40, 10,513,929.60 and 2,218,881.60

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Solution

The fourth proportional to 7,010,015.40, 10,513,929.60 and 2,218,881.60 is: 3,327,976.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010,015.40 : 10,513,929.60 = 2,218,881.60 : x
  2. Step 2: Convert to fraction form
    7,010,015.40/10,513,929.60 = 2,218,881.60/x
  3. Step 3: Cross multiply
    7,010,015.40x = 10,513,929.60 × 2,218,881.60
  4. Step 4: Simplify right side
    7,010,015.40x = 23,329,164,933,135.36
  5. Step 5: Solve for x
    x = 23,329,164,933,135.36/7,010,015.40
  6. Step 6: Final answer
    x = 3,327,976.27

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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.