Finding the Fourth Proportional to 26,278,317.96, 39,408,346.62 and 14,624,472.12
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Solution
The fourth proportional to 26,278,317.96, 39,408,346.62 and 14,624,472.12 is: 21,931,626.95
Step by Step Solution
- Step 1: Write the proportion equation
26,278,317.96 : 39,408,346.62 = 14,624,472.12 : x - Step 2: Convert to fraction form
26,278,317.96/39,408,346.62 = 14,624,472.12/x - Step 3: Cross multiply
26,278,317.96x = 39,408,346.62 × 14,624,472.12 - Step 4: Simplify right side
26,278,317.96x = 576,326,266,439,486.12 - Step 5: Solve for x
x = 576,326,266,439,486.12/26,278,317.96 - Step 6: Final answer
x = 21,931,626.95
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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.