Finding the Fourth Proportional to 6,909,338.18, 10,365,335.68 and 2,649,174.18
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Solution
The fourth proportional to 6,909,338.18, 10,365,335.68 and 2,649,174.18 is: 3,974,270.61
Step by Step Solution
- Step 1: Write the proportion equation
6,909,338.18 : 10,365,335.68 = 2,649,174.18 : x - Step 2: Convert to fraction form
6,909,338.18/10,365,335.68 = 2,649,174.18/x - Step 3: Cross multiply
6,909,338.18x = 10,365,335.68 × 2,649,174.18 - Step 4: Simplify right side
6,909,338.18x = 27,459,579,650,488.74 - Step 5: Solve for x
x = 27,459,579,650,488.74/6,909,338.18 - Step 6: Final answer
x = 3,974,270.61
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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.