Finding the Fourth Proportional to 26,433,377.14, 39,658,183.50 and 12,617,965.05
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Solution
The fourth proportional to 26,433,377.14, 39,658,183.50 and 12,617,965.05 is: 18,930,822.60
Step by Step Solution
- Step 1: Write the proportion equation
26,433,377.14 : 39,658,183.50 = 12,617,965.05 : x - Step 2: Convert to fraction form
26,433,377.14/39,658,183.50 = 12,617,965.05/x - Step 3: Cross multiply
26,433,377.14x = 39,658,183.50 × 12,617,965.05 - Step 4: Simplify right side
26,433,377.14x = 500,405,573,248,085.81 - Step 5: Solve for x
x = 500,405,573,248,085.81/26,433,377.14 - Step 6: Final answer
x = 18,930,822.60
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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.