Finding the Fourth Proportional to 44,403,775.09, 66,615,169.94 and 13,281,876.62
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Solution
The fourth proportional to 44,403,775.09, 66,615,169.94 and 13,281,876.62 is: 19,925,658.72
Step by Step Solution
- Step 1: Write the proportion equation
44,403,775.09 : 66,615,169.94 = 13,281,876.62 : x - Step 2: Convert to fraction form
44,403,775.09/66,615,169.94 = 13,281,876.62/x - Step 3: Cross multiply
44,403,775.09x = 66,615,169.94 × 13,281,876.62 - Step 4: Simplify right side
44,403,775.09x = 884,774,468,163,412.75 - Step 5: Solve for x
x = 884,774,468,163,412.75/44,403,775.09 - Step 6: Final answer
x = 19,925,658.72
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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.