Finding the Fourth Proportional to 36,178,159.95, 54,255,577.68 and 11,911,309.20
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Solution
The fourth proportional to 36,178,159.95, 54,255,577.68 and 11,911,309.20 is: 17,863,124.12
Step by Step Solution
- Step 1: Write the proportion equation
36,178,159.95 : 54,255,577.68 = 11,911,309.20 : x - Step 2: Convert to fraction form
36,178,159.95/54,255,577.68 = 11,911,309.20/x - Step 3: Cross multiply
36,178,159.95x = 54,255,577.68 × 11,911,309.20 - Step 4: Simplify right side
36,178,159.95x = 646,254,961,571,098.62 - Step 5: Solve for x
x = 646,254,961,571,098.62/36,178,159.95 - Step 6: Final answer
x = 17,863,124.12
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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.