Finding the Fourth Proportional to 14,458,091.36, 19,950,895.35 and 8,261,908.47
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Solution
The fourth proportional to 14,458,091.36, 19,950,895.35 and 8,261,908.47 is: 11,400,707.55
Step by Step Solution
- Step 1: Write the proportion equation
14,458,091.36 : 19,950,895.35 = 8,261,908.47 : x - Step 2: Convert to fraction form
14,458,091.36/19,950,895.35 = 8,261,908.47/x - Step 3: Cross multiply
14,458,091.36x = 19,950,895.35 × 8,261,908.47 - Step 4: Simplify right side
14,458,091.36x = 164,832,471,276,248.62 - Step 5: Solve for x
x = 164,832,471,276,248.62/14,458,091.36 - Step 6: Final answer
x = 11,400,707.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.