Finding the Fourth Proportional to 65,187,620.10, 97,639,712.55 and 39,583,973.70
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Solution
The fourth proportional to 65,187,620.10, 97,639,712.55 and 39,583,973.70 is: 59,289,905.16
Step by Step Solution
- Step 1: Write the proportion equation
65,187,620.10 : 97,639,712.55 = 39,583,973.70 : x - Step 2: Convert to fraction form
65,187,620.10/97,639,712.55 = 39,583,973.70/x - Step 3: Cross multiply
65,187,620.10x = 97,639,712.55 × 39,583,973.70 - Step 4: Simplify right side
65,187,620.10x = 3,864,967,813,654,760 - Step 5: Solve for x
x = 3,864,967,813,654,760/65,187,620.10 - Step 6: Final answer
x = 59,289,905.16
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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.