Home / 49,871,478.72-68,821,967.70-27,845,317.20

Finding the Fourth Proportional to 49,871,478.72, 68,821,967.70 and 27,845,317.20

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Solution

The fourth proportional to 49,871,478.72, 68,821,967.70 and 27,845,317.20 is: 38,426,162.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,871,478.72 : 68,821,967.70 = 27,845,317.20 : x
  2. Step 2: Convert to fraction form
    49,871,478.72/68,821,967.70 = 27,845,317.20/x
  3. Step 3: Cross multiply
    49,871,478.72x = 68,821,967.70 × 27,845,317.20
  4. Step 4: Simplify right side
    49,871,478.72x = 1,916,369,520,934,654.50
  5. Step 5: Solve for x
    x = 1,916,369,520,934,654.50/49,871,478.72
  6. Step 6: Final answer
    x = 38,426,162.01

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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.