Finding the Fourth Proportional to 19,695,617.62, 27,184,487.32 and 11,549,480.02
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Solution
The fourth proportional to 19,695,617.62, 27,184,487.32 and 11,549,480.02 is: 15,940,941.75
Step by Step Solution
- Step 1: Write the proportion equation
19,695,617.62 : 27,184,487.32 = 11,549,480.02 : x - Step 2: Convert to fraction form
19,695,617.62/27,184,487.32 = 11,549,480.02/x - Step 3: Cross multiply
19,695,617.62x = 27,184,487.32 × 11,549,480.02 - Step 4: Simplify right side
19,695,617.62x = 313,966,693,156,283.31 - Step 5: Solve for x
x = 313,966,693,156,283.31/19,695,617.62 - Step 6: Final answer
x = 15,940,941.75
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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.