Finding the Fourth Proportional to 19,042,089.31, 26,277,988.57 and 10,340,184.79
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Solution
The fourth proportional to 19,042,089.31, 26,277,988.57 and 10,340,184.79 is: 14,269,403.60
Step by Step Solution
- Step 1: Write the proportion equation
19,042,089.31 : 26,277,988.57 = 10,340,184.79 : x - Step 2: Convert to fraction form
19,042,089.31/26,277,988.57 = 10,340,184.79/x - Step 3: Cross multiply
19,042,089.31x = 26,277,988.57 × 10,340,184.79 - Step 4: Simplify right side
19,042,089.31x = 271,719,257,723,307.84 - Step 5: Solve for x
x = 271,719,257,723,307.84/19,042,089.31 - Step 6: Final answer
x = 14,269,403.60
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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.