Home / 50,580,580.12-69,802,893.14-30,997,686.71

Finding the Fourth Proportional to 50,580,580.12, 69,802,893.14 and 30,997,686.71

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Solution

The fourth proportional to 50,580,580.12, 69,802,893.14 and 30,997,686.71 is: 42,777,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,580,580.12 : 69,802,893.14 = 30,997,686.71 : x
  2. Step 2: Convert to fraction form
    50,580,580.12/69,802,893.14 = 30,997,686.71/x
  3. Step 3: Cross multiply
    50,580,580.12x = 69,802,893.14 × 30,997,686.71
  4. Step 4: Simplify right side
    50,580,580.12x = 2,163,728,212,748,447
  5. Step 5: Solve for x
    x = 2,163,728,212,748,447/50,580,580.12
  6. Step 6: Final answer
    x = 42,777,844.93

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1.5x scale

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.