Finding the Fourth Proportional to 26,617,290.75, 39,921,931.49 and 7,445,562.75
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Solution
The fourth proportional to 26,617,290.75, 39,921,931.49 and 7,445,562.75 is: 11,167,223.92
Step by Step Solution
- Step 1: Write the proportion equation
26,617,290.75 : 39,921,931.49 = 7,445,562.75 : x - Step 2: Convert to fraction form
26,617,290.75/39,921,931.49 = 7,445,562.75/x - Step 3: Cross multiply
26,617,290.75x = 39,921,931.49 × 7,445,562.75 - Step 4: Simplify right side
26,617,290.75x = 297,241,245,972,768.19 - Step 5: Solve for x
x = 297,241,245,972,768.19/26,617,290.75 - Step 6: Final answer
x = 11,167,223.92
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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.