Finding the Fourth Proportional to 9,500,734.10, 13,110,661.81 and 5,149,726.99
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Solution
The fourth proportional to 9,500,734.10, 13,110,661.81 and 5,149,726.99 is: 7,106,432.86
Step by Step Solution
- Step 1: Write the proportion equation
9,500,734.10 : 13,110,661.81 = 5,149,726.99 : x - Step 2: Convert to fraction form
9,500,734.10/13,110,661.81 = 5,149,726.99/x - Step 3: Cross multiply
9,500,734.10x = 13,110,661.81 × 5,149,726.99 - Step 4: Simplify right side
9,500,734.10x = 67,516,328,979,719.26 - Step 5: Solve for x
x = 67,516,328,979,719.26/9,500,734.10 - Step 6: Final answer
x = 7,106,432.86
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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.