Finding the Fourth Proportional to 19,071,736.99, 26,319,325.98 and 10,369,968.35
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Solution
The fourth proportional to 19,071,736.99, 26,319,325.98 and 10,369,968.35 is: 14,310,735.17
Step by Step Solution
- Step 1: Write the proportion equation
19,071,736.99 : 26,319,325.98 = 10,369,968.35 : x - Step 2: Convert to fraction form
19,071,736.99/26,319,325.98 = 10,369,968.35/x - Step 3: Cross multiply
19,071,736.99x = 26,319,325.98 × 10,369,968.35 - Step 4: Simplify right side
19,071,736.99x = 272,930,577,373,767.91 - Step 5: Solve for x
x = 272,930,577,373,767.91/19,071,736.99 - Step 6: Final answer
x = 14,310,735.17
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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.