Finding the Fourth Proportional to 55,609,056.80, 83,421,458.40 and 17,266,572.80
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Solution
The fourth proportional to 55,609,056.80, 83,421,458.40 and 17,266,572.80 is: 25,902,303.82
Step by Step Solution
- Step 1: Write the proportion equation
55,609,056.80 : 83,421,458.40 = 17,266,572.80 : x - Step 2: Convert to fraction form
55,609,056.80/83,421,458.40 = 17,266,572.80/x - Step 3: Cross multiply
55,609,056.80x = 83,421,458.40 × 17,266,572.80 - Step 4: Simplify right side
55,609,056.80x = 1,440,402,684,545,771.75 - Step 5: Solve for x
x = 1,440,402,684,545,771.75/55,609,056.80 - Step 6: Final answer
x = 25,902,303.82
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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.