Home / 30,602,505.56-45,909,815.94-8,743,070.80

Finding the Fourth Proportional to 30,602,505.56, 45,909,815.94 and 8,743,070.80

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Solution

The fourth proportional to 30,602,505.56, 45,909,815.94 and 8,743,070.80 is: 13,116,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,505.56 : 45,909,815.94 = 8,743,070.80 : x
  2. Step 2: Convert to fraction form
    30,602,505.56/45,909,815.94 = 8,743,070.80/x
  3. Step 3: Cross multiply
    30,602,505.56x = 45,909,815.94 × 8,743,070.80
  4. Step 4: Simplify right side
    30,602,505.56x = 401,392,771,178,388.56
  5. Step 5: Solve for x
    x = 401,392,771,178,388.56/30,602,505.56
  6. Step 6: Final answer
    x = 13,116,336.84

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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.