Finding the Fourth Proportional to 14,295,335.33, 19,727,713.91 and 7,768,964.63
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Solution
The fourth proportional to 14,295,335.33, 19,727,713.91 and 7,768,964.63 is: 10,721,253.34
Step by Step Solution
- Step 1: Write the proportion equation
14,295,335.33 : 19,727,713.91 = 7,768,964.63 : x - Step 2: Convert to fraction form
14,295,335.33/19,727,713.91 = 7,768,964.63/x - Step 3: Cross multiply
14,295,335.33x = 19,727,713.91 × 7,768,964.63 - Step 4: Simplify right side
14,295,335.33x = 153,263,911,597,549 - Step 5: Solve for x
x = 153,263,911,597,549/14,295,335.33 - Step 6: Final answer
x = 10,721,253.34
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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.