Finding the Fourth Proportional to 17,371,178.80, 26,056,768.20 and 6,584,894.80
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Solution
The fourth proportional to 17,371,178.80, 26,056,768.20 and 6,584,894.80 is: 9,877,342.20
Step by Step Solution
- Step 1: Write the proportion equation
17,371,178.80 : 26,056,768.20 = 6,584,894.80 : x - Step 2: Convert to fraction form
17,371,178.80/26,056,768.20 = 6,584,894.80/x - Step 3: Cross multiply
17,371,178.80x = 26,056,768.20 × 6,584,894.80 - Step 4: Simplify right side
17,371,178.80x = 171,581,077,424,985.34 - Step 5: Solve for x
x = 171,581,077,424,985.34/17,371,178.80 - Step 6: Final answer
x = 9,877,342.20
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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.