Finding the Fourth Proportional to 45,005,943.68, 62,106,918.72 and 26,420,784.96
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Solution
The fourth proportional to 45,005,943.68, 62,106,918.72 and 26,420,784.96 is: 36,459,929.73
Step by Step Solution
- Step 1: Write the proportion equation
45,005,943.68 : 62,106,918.72 = 26,420,784.96 : x - Step 2: Convert to fraction form
45,005,943.68/62,106,918.72 = 26,420,784.96/x - Step 3: Cross multiply
45,005,943.68x = 62,106,918.72 × 26,420,784.96 - Step 4: Simplify right side
45,005,943.68x = 1,640,913,544,029,318.50 - Step 5: Solve for x
x = 1,640,913,544,029,318.50/45,005,943.68 - Step 6: Final answer
x = 36,459,929.73
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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.