Finding the Fourth Proportional to 10,890,374.44, 15,028,442.04 and 5,995,547.68
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Solution
The fourth proportional to 10,890,374.44, 15,028,442.04 and 5,995,547.68 is: 8,273,704.57
Step by Step Solution
- Step 1: Write the proportion equation
10,890,374.44 : 15,028,442.04 = 5,995,547.68 : x - Step 2: Convert to fraction form
10,890,374.44/15,028,442.04 = 5,995,547.68/x - Step 3: Cross multiply
10,890,374.44x = 15,028,442.04 × 5,995,547.68 - Step 4: Simplify right side
10,890,374.44x = 90,103,740,806,936.45 - Step 5: Solve for x
x = 90,103,740,806,936.45/10,890,374.44 - Step 6: Final answer
x = 8,273,704.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.