Finding the Fourth Proportional to 48,475,927.70, 72,713,891.55 and 17,770,447.70
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Solution
The fourth proportional to 48,475,927.70, 72,713,891.55 and 17,770,447.70 is: 26,655,671.55
Step by Step Solution
- Step 1: Write the proportion equation
48,475,927.70 : 72,713,891.55 = 17,770,447.70 : x - Step 2: Convert to fraction form
48,475,927.70/72,713,891.55 = 17,770,447.70/x - Step 3: Cross multiply
48,475,927.70x = 72,713,891.55 × 17,770,447.70 - Step 4: Simplify right side
48,475,927.70x = 1,292,158,406,852,746.75 - Step 5: Solve for x
x = 1,292,158,406,852,746.75/48,475,927.70 - Step 6: Final answer
x = 26,655,671.55
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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.