Finding the Fourth Proportional to 39,364,907.96, 59,064,408.66 and 21,147,848.12
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Solution
The fourth proportional to 39,364,907.96, 59,064,408.66 and 21,147,848.12 is: 31,730,930.12
Step by Step Solution
- Step 1: Write the proportion equation
39,364,907.96 : 59,064,408.66 = 21,147,848.12 : x - Step 2: Convert to fraction form
39,364,907.96/59,064,408.66 = 21,147,848.12/x - Step 3: Cross multiply
39,364,907.96x = 59,064,408.66 × 21,147,848.12 - Step 4: Simplify right side
39,364,907.96x = 1,249,085,143,639,292.75 - Step 5: Solve for x
x = 1,249,085,143,639,292.75/39,364,907.96 - Step 6: Final answer
x = 31,730,930.12
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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.