Finding the Fourth Proportional to 26,160,053.09, 39,217,379.18 and 13,195,381.24
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Solution
The fourth proportional to 26,160,053.09, 39,217,379.18 and 13,195,381.24 is: 19,781,621.54
Step by Step Solution
- Step 1: Write the proportion equation
26,160,053.09 : 39,217,379.18 = 13,195,381.24 : x - Step 2: Convert to fraction form
26,160,053.09/39,217,379.18 = 13,195,381.24/x - Step 3: Cross multiply
26,160,053.09x = 39,217,379.18 × 13,195,381.24 - Step 4: Simplify right side
26,160,053.09x = 517,488,269,496,783.38 - Step 5: Solve for x
x = 517,488,269,496,783.38/26,160,053.09 - Step 6: Final answer
x = 19,781,621.54
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1.5x scale
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.