Home / 55,064,055.83-82,521,679.77-20,966,801.27

Finding the Fourth Proportional to 55,064,055.83, 82,521,679.77 and 20,966,801.27

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Solution

The fourth proportional to 55,064,055.83, 82,521,679.77 and 20,966,801.27 is: 31,421,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,064,055.83 : 82,521,679.77 = 20,966,801.27 : x
  2. Step 2: Convert to fraction form
    55,064,055.83/82,521,679.77 = 20,966,801.27/x
  3. Step 3: Cross multiply
    55,064,055.83x = 82,521,679.77 × 20,966,801.27
  4. Step 4: Simplify right side
    55,064,055.83x = 1,730,215,659,791,560.75
  5. Step 5: Solve for x
    x = 1,730,215,659,791,560.75/55,064,055.83
  6. Step 6: Final answer
    x = 31,421,871.02

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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.