Finding the Fourth Proportional to 5,545,747.81, 7,651,820.37 and 3,221,259.10
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Solution
The fourth proportional to 5,545,747.81, 7,651,820.37 and 3,221,259.10 is: 4,444,575.71
Step by Step Solution
- Step 1: Write the proportion equation
5,545,747.81 : 7,651,820.37 = 3,221,259.10 : x - Step 2: Convert to fraction form
5,545,747.81/7,651,820.37 = 3,221,259.10/x - Step 3: Cross multiply
5,545,747.81x = 7,651,820.37 × 3,221,259.10 - Step 4: Simplify right side
5,545,747.81x = 24,648,495,973,258.46 - Step 5: Solve for x
x = 24,648,495,973,258.46/5,545,747.81 - Step 6: Final answer
x = 4,444,575.71
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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.