Home / 7,276,070.40-10,912,243.86-2,157,303.48

Finding the Fourth Proportional to 7,276,070.40, 10,912,243.86 and 2,157,303.48

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Solution

The fourth proportional to 7,276,070.40, 10,912,243.86 and 2,157,303.48 is: 3,235,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276,070.40 : 10,912,243.86 = 2,157,303.48 : x
  2. Step 2: Convert to fraction form
    7,276,070.40/10,912,243.86 = 2,157,303.48/x
  3. Step 3: Cross multiply
    7,276,070.40x = 10,912,243.86 × 2,157,303.48
  4. Step 4: Simplify right side
    7,276,070.40x = 23,541,021,653,786.63
  5. Step 5: Solve for x
    x = 23,541,021,653,786.63/7,276,070.40
  6. Step 6: Final answer
    x = 3,235,403.23

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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.