Finding the Fourth Proportional to 14,344,248, 19,794,484.80 and 7,817,736.99
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Solution
The fourth proportional to 14,344,248, 19,794,484.80 and 7,817,736.99 is: 10,788,162.34
Step by Step Solution
- Step 1: Write the proportion equation
14,344,248 : 19,794,484.80 = 7,817,736.99 : x - Step 2: Convert to fraction form
14,344,248/19,794,484.80 = 7,817,736.99/x - Step 3: Cross multiply
14,344,248x = 19,794,484.80 × 7,817,736.99 - Step 4: Simplify right side
14,344,248x = 154,748,076,018,952.75 - Step 5: Solve for x
x = 154,748,076,018,952.75/14,344,248 - Step 6: Final answer
x = 10,788,162.34
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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.