Finding the Fourth Proportional to 10,099,055.08, 15,148,893.66 and 4,416,354.28
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Solution
The fourth proportional to 10,099,055.08, 15,148,893.66 and 4,416,354.28 is: 6,624,667.44
Step by Step Solution
- Step 1: Write the proportion equation
10,099,055.08 : 15,148,893.66 = 4,416,354.28 : x - Step 2: Convert to fraction form
10,099,055.08/15,148,893.66 = 4,416,354.28/x - Step 3: Cross multiply
10,099,055.08x = 15,148,893.66 × 4,416,354.28 - Step 4: Simplify right side
10,099,055.08x = 66,902,881,352,605.87 - Step 5: Solve for x
x = 66,902,881,352,605.87/10,099,055.08 - Step 6: Final answer
x = 6,624,667.44
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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.