Finding the Fourth Proportional to 10,366,569.35, 15,549,854.03 and 4,609,291.85
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Solution
The fourth proportional to 10,366,569.35, 15,549,854.03 and 4,609,291.85 is: 6,913,937.78
Step by Step Solution
- Step 1: Write the proportion equation
10,366,569.35 : 15,549,854.03 = 4,609,291.85 : x - Step 2: Convert to fraction form
10,366,569.35/15,549,854.03 = 4,609,291.85/x - Step 3: Cross multiply
10,366,569.35x = 15,549,854.03 × 4,609,291.85 - Step 4: Simplify right side
10,366,569.35x = 71,673,815,426,122.19 - Step 5: Solve for x
x = 71,673,815,426,122.19/10,366,569.35 - Step 6: Final answer
x = 6,913,937.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.