Finding the Fourth Proportional to 19,327,653.30, 28,928,394.71 and 14,208,727.08
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Solution
The fourth proportional to 19,327,653.30, 28,928,394.71 and 14,208,727.08 is: 21,266,713.50
Step by Step Solution
- Step 1: Write the proportion equation
19,327,653.30 : 28,928,394.71 = 14,208,727.08 : x - Step 2: Convert to fraction form
19,327,653.30/28,928,394.71 = 14,208,727.08/x - Step 3: Cross multiply
19,327,653.30x = 28,928,394.71 × 14,208,727.08 - Step 4: Simplify right side
19,327,653.30x = 411,035,665,223,946.06 - Step 5: Solve for x
x = 411,035,665,223,946.06/19,327,653.30 - Step 6: Final answer
x = 21,266,713.50
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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.