Finding the Fourth Proportional to 15,174,666.51, 22,762,207.42 and 4,939,569.62
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Solution
The fourth proportional to 15,174,666.51, 22,762,207.42 and 4,939,569.62 is: 7,409,422.02
Step by Step Solution
- Step 1: Write the proportion equation
15,174,666.51 : 22,762,207.42 = 4,939,569.62 : x - Step 2: Convert to fraction form
15,174,666.51/22,762,207.42 = 4,939,569.62/x - Step 3: Cross multiply
15,174,666.51x = 22,762,207.42 × 4,939,569.62 - Step 4: Simplify right side
15,174,666.51x = 112,435,508,255,970.59 - Step 5: Solve for x
x = 112,435,508,255,970.59/15,174,666.51 - Step 6: Final answer
x = 7,409,422.02
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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.