Home / 7,353,011.10-10,147,009.78-4,089,755.58

Finding the Fourth Proportional to 7,353,011.10, 10,147,009.78 and 4,089,755.58

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Solution

The fourth proportional to 7,353,011.10, 10,147,009.78 and 4,089,755.58 is: 5,643,781.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353,011.10 : 10,147,009.78 = 4,089,755.58 : x
  2. Step 2: Convert to fraction form
    7,353,011.10/10,147,009.78 = 4,089,755.58/x
  3. Step 3: Cross multiply
    7,353,011.10x = 10,147,009.78 × 4,089,755.58
  4. Step 4: Simplify right side
    7,353,011.10x = 41,498,789,868,069.57
  5. Step 5: Solve for x
    x = 41,498,789,868,069.57/7,353,011.10
  6. Step 6: Final answer
    x = 5,643,781.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.