Finding the Fourth Proportional to 5,009,916.88, 7,514,898 and 2,130,541.84
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Solution
The fourth proportional to 5,009,916.88, 7,514,898 and 2,130,541.84 is: 3,195,822.41
Step by Step Solution
- Step 1: Write the proportion equation
5,009,916.88 : 7,514,898 = 2,130,541.84 : x - Step 2: Convert to fraction form
5,009,916.88/7,514,898 = 2,130,541.84/x - Step 3: Cross multiply
5,009,916.88x = 7,514,898 × 2,130,541.84 - Step 4: Simplify right side
5,009,916.88x = 16,010,804,612,332.32 - Step 5: Solve for x
x = 16,010,804,612,332.32/5,009,916.88 - Step 6: Final answer
x = 3,195,822.41
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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.