Home / 30,178,407.67-41,651,637.62-17,787,777.82

Finding the Fourth Proportional to 30,178,407.67, 41,651,637.62 and 17,787,777.82

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Solution

The fourth proportional to 30,178,407.67, 41,651,637.62 and 17,787,777.82 is: 24,550,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,178,407.67 : 41,651,637.62 = 17,787,777.82 : x
  2. Step 2: Convert to fraction form
    30,178,407.67/41,651,637.62 = 17,787,777.82/x
  3. Step 3: Cross multiply
    30,178,407.67x = 41,651,637.62 × 17,787,777.82
  4. Step 4: Simplify right side
    30,178,407.67x = 740,890,075,630,645.62
  5. Step 5: Solve for x
    x = 740,890,075,630,645.62/30,178,407.67
  6. Step 6: Final answer
    x = 24,550,336.91

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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.