Home / 7,243,081.60-10,866,080.40-2,125,501.60

Finding the Fourth Proportional to 7,243,081.60, 10,866,080.40 and 2,125,501.60

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Solution

The fourth proportional to 7,243,081.60, 10,866,080.40 and 2,125,501.60 is: 3,188,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,081.60 : 10,866,080.40 = 2,125,501.60 : x
  2. Step 2: Convert to fraction form
    7,243,081.60/10,866,080.40 = 2,125,501.60/x
  3. Step 3: Cross multiply
    7,243,081.60x = 10,866,080.40 × 2,125,501.60
  4. Step 4: Simplify right side
    7,243,081.60x = 23,095,871,275,928.64
  5. Step 5: Solve for x
    x = 23,095,871,275,928.64/7,243,081.60
  6. Step 6: Final answer
    x = 3,188,680.25

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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.