Home / 7,830,187.96-11,749,563-3,038,066.36

Finding the Fourth Proportional to 7,830,187.96, 11,749,563 and 3,038,066.36

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Solution

The fourth proportional to 7,830,187.96, 11,749,563 and 3,038,066.36 is: 4,558,760.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,830,187.96 : 11,749,563 = 3,038,066.36 : x
  2. Step 2: Convert to fraction form
    7,830,187.96/11,749,563 = 3,038,066.36/x
  3. Step 3: Cross multiply
    7,830,187.96x = 11,749,563 × 3,038,066.36
  4. Step 4: Simplify right side
    7,830,187.96x = 35,695,952,095,000.68
  5. Step 5: Solve for x
    x = 35,695,952,095,000.68/7,830,187.96
  6. Step 6: Final answer
    x = 4,558,760.57

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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.