Home / 30,222,128.41-45,342,086.85-9,751,463.96

Finding the Fourth Proportional to 30,222,128.41, 45,342,086.85 and 9,751,463.96

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Solution

The fourth proportional to 30,222,128.41, 45,342,086.85 and 9,751,463.96 is: 14,630,065.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222,128.41 : 45,342,086.85 = 9,751,463.96 : x
  2. Step 2: Convert to fraction form
    30,222,128.41/45,342,086.85 = 9,751,463.96/x
  3. Step 3: Cross multiply
    30,222,128.41x = 45,342,086.85 × 9,751,463.96
  4. Step 4: Simplify right side
    30,222,128.41x = 442,151,725,562,254.50
  5. Step 5: Solve for x
    x = 442,151,725,562,254.50/30,222,128.41
  6. Step 6: Final answer
    x = 14,630,065.75

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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.