Finding the Fourth Proportional to 15,270,449.68, 22,905,679.08 and 4,487,750.54
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Solution
The fourth proportional to 15,270,449.68, 22,905,679.08 and 4,487,750.54 is: 6,731,627.15
Step by Step Solution
- Step 1: Write the proportion equation
15,270,449.68 : 22,905,679.08 = 4,487,750.54 : x - Step 2: Convert to fraction form
15,270,449.68/22,905,679.08 = 4,487,750.54/x - Step 3: Cross multiply
15,270,449.68x = 22,905,679.08 × 4,487,750.54 - Step 4: Simplify right side
15,270,449.68x = 102,794,973,637,897.95 - Step 5: Solve for x
x = 102,794,973,637,897.95/15,270,449.68 - Step 6: Final answer
x = 6,731,627.15
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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.