Finding the Fourth Proportional to 34,679,270.34, 47,858,968.26 and 19,209,353.04
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Solution
The fourth proportional to 34,679,270.34, 47,858,968.26 and 19,209,353.04 is: 26,509,779.72
Step by Step Solution
- Step 1: Write the proportion equation
34,679,270.34 : 47,858,968.26 = 19,209,353.04 : x - Step 2: Convert to fraction form
34,679,270.34/47,858,968.26 = 19,209,353.04/x - Step 3: Cross multiply
34,679,270.34x = 47,858,968.26 × 19,209,353.04 - Step 4: Simplify right side
34,679,270.34x = 919,339,817,436,494.38 - Step 5: Solve for x
x = 919,339,817,436,494.38/34,679,270.34 - Step 6: Final answer
x = 26,509,779.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.