Finding the Fourth Proportional to 68,098,089.12, 102,164,242.51 and 19,576,031.14
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Solution
The fourth proportional to 68,098,089.12, 102,164,242.51 and 19,576,031.14 is: 29,368,964.95
Step by Step Solution
- Step 1: Write the proportion equation
68,098,089.12 : 102,164,242.51 = 19,576,031.14 : x - Step 2: Convert to fraction form
68,098,089.12/102,164,242.51 = 19,576,031.14/x - Step 3: Cross multiply
68,098,089.12x = 102,164,242.51 × 19,576,031.14 - Step 4: Simplify right side
68,098,089.12x = 1,999,970,392,770,272 - Step 5: Solve for x
x = 1,999,970,392,770,272/68,098,089.12 - Step 6: Final answer
x = 29,368,964.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.