Finding the Fourth Proportional to 9,442,590.17, 13,030,774.97 and 5,368,209.17
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Solution
The fourth proportional to 9,442,590.17, 13,030,774.97 and 5,368,209.17 is: 7,408,128.95
Step by Step Solution
- Step 1: Write the proportion equation
9,442,590.17 : 13,030,774.97 = 5,368,209.17 : x - Step 2: Convert to fraction form
9,442,590.17/13,030,774.97 = 5,368,209.17/x - Step 3: Cross multiply
9,442,590.17x = 13,030,774.97 × 5,368,209.17 - Step 4: Simplify right side
9,442,590.17x = 69,951,925,594,165.55 - Step 5: Solve for x
x = 69,951,925,594,165.55/9,442,590.17 - Step 6: Final answer
x = 7,408,128.95
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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.