Finding the Fourth Proportional to 38,907,664.66, 58,362,686.08 and 13,348,315.54
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Solution
The fourth proportional to 38,907,664.66, 58,362,686.08 and 13,348,315.54 is: 20,022,881.26
Step by Step Solution
- Step 1: Write the proportion equation
38,907,664.66 : 58,362,686.08 = 13,348,315.54 : x - Step 2: Convert to fraction form
38,907,664.66/58,362,686.08 = 13,348,315.54/x - Step 3: Cross multiply
38,907,664.66x = 58,362,686.08 × 13,348,315.54 - Step 4: Simplify right side
38,907,664.66x = 779,043,549,557,805.62 - Step 5: Solve for x
x = 779,043,549,557,805.62/38,907,664.66 - Step 6: Final answer
x = 20,022,881.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.