Finding the Fourth Proportional to 26,930,677.14, 40,401,283.95 and 9,891,478.26
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Solution
The fourth proportional to 26,930,677.14, 40,401,283.95 and 9,891,478.26 is: 14,839,152.38
Step by Step Solution
- Step 1: Write the proportion equation
26,930,677.14 : 40,401,283.95 = 9,891,478.26 : x - Step 2: Convert to fraction form
26,930,677.14/40,401,283.95 = 9,891,478.26/x - Step 3: Cross multiply
26,930,677.14x = 40,401,283.95 × 9,891,478.26 - Step 4: Simplify right side
26,930,677.14x = 399,628,421,867,511.94 - Step 5: Solve for x
x = 399,628,421,867,511.94/26,930,677.14 - Step 6: Final answer
x = 14,839,152.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.