Finding the Fourth Proportional to 6,909,562.24, 10,363,969.44 and 2,117,265.68
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Solution
The fourth proportional to 6,909,562.24, 10,363,969.44 and 2,117,265.68 is: 3,175,783.95
Step by Step Solution
- Step 1: Write the proportion equation
6,909,562.24 : 10,363,969.44 = 2,117,265.68 : x - Step 2: Convert to fraction form
6,909,562.24/10,363,969.44 = 2,117,265.68/x - Step 3: Cross multiply
6,909,562.24x = 10,363,969.44 × 2,117,265.68 - Step 4: Simplify right side
6,909,562.24x = 21,943,276,829,790.74 - Step 5: Solve for x
x = 21,943,276,829,790.74/6,909,562.24 - Step 6: Final answer
x = 3,175,783.95
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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.