Finding the Fourth Proportional to 14,452,958.39, 19,946,343.98 and 7,927,848.97
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Solution
The fourth proportional to 14,452,958.39, 19,946,343.98 and 7,927,848.97 is: 10,941,123.49
Step by Step Solution
- Step 1: Write the proportion equation
14,452,958.39 : 19,946,343.98 = 7,927,848.97 : x - Step 2: Convert to fraction form
14,452,958.39/19,946,343.98 = 7,927,848.97/x - Step 3: Cross multiply
14,452,958.39x = 19,946,343.98 × 7,927,848.97 - Step 4: Simplify right side
14,452,958.39x = 158,131,602,547,062.47 - Step 5: Solve for x
x = 158,131,602,547,062.47/14,452,958.39 - Step 6: Final answer
x = 10,941,123.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.