Finding the Fourth Proportional to 26,751,917.67, 36,917,863.34 and 14,528,862.15
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Solution
The fourth proportional to 26,751,917.67, 36,917,863.34 and 14,528,862.15 is: 20,049,947.59
Step by Step Solution
- Step 1: Write the proportion equation
26,751,917.67 : 36,917,863.34 = 14,528,862.15 : x - Step 2: Convert to fraction form
26,751,917.67/36,917,863.34 = 14,528,862.15/x - Step 3: Cross multiply
26,751,917.67x = 36,917,863.34 × 14,528,862.15 - Step 4: Simplify right side
26,751,917.67x = 536,374,547,266,754.31 - Step 5: Solve for x
x = 536,374,547,266,754.31/26,751,917.67 - Step 6: Final answer
x = 20,049,947.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.