Home / 7,984,139.51-11,018,101.69-4,546,380.54

Finding the Fourth Proportional to 7,984,139.51, 11,018,101.69 and 4,546,380.54

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Solution

The fourth proportional to 7,984,139.51, 11,018,101.69 and 4,546,380.54 is: 6,273,998.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984,139.51 : 11,018,101.69 = 4,546,380.54 : x
  2. Step 2: Convert to fraction form
    7,984,139.51/11,018,101.69 = 4,546,380.54/x
  3. Step 3: Cross multiply
    7,984,139.51x = 11,018,101.69 × 4,546,380.54
  4. Step 4: Simplify right side
    7,984,139.51x = 50,092,483,111,157.11
  5. Step 5: Solve for x
    x = 50,092,483,111,157.11/7,984,139.51
  6. Step 6: Final answer
    x = 6,273,998.98

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Double scale
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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.