Finding the Fourth Proportional to 7,394,830.90, 11,092,246.35 and 2,602,482.10
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Solution
The fourth proportional to 7,394,830.90, 11,092,246.35 and 2,602,482.10 is: 3,903,723.15
Step by Step Solution
- Step 1: Write the proportion equation
7,394,830.90 : 11,092,246.35 = 2,602,482.10 : x - Step 2: Convert to fraction form
7,394,830.90/11,092,246.35 = 2,602,482.10/x - Step 3: Cross multiply
7,394,830.90x = 11,092,246.35 × 2,602,482.10 - Step 4: Simplify right side
7,394,830.90x = 28,867,372,574,665.34 - Step 5: Solve for x
x = 28,867,372,574,665.34/7,394,830.90 - Step 6: Final answer
x = 3,903,723.15
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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.