Home / 6,871,970.20-10,305,330.90-2,078,066.20

Finding the Fourth Proportional to 6,871,970.20, 10,305,330.90 and 2,078,066.20

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Solution

The fourth proportional to 6,871,970.20, 10,305,330.90 and 2,078,066.20 is: 3,116,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,970.20 : 10,305,330.90 = 2,078,066.20 : x
  2. Step 2: Convert to fraction form
    6,871,970.20/10,305,330.90 = 2,078,066.20/x
  3. Step 3: Cross multiply
    6,871,970.20x = 10,305,330.90 × 2,078,066.20
  4. Step 4: Simplify right side
    6,871,970.20x = 21,415,159,823,105.58
  5. Step 5: Solve for x
    x = 21,415,159,823,105.58/6,871,970.20
  6. Step 6: Final answer
    x = 3,116,305.69

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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.