Finding the Fourth Proportional to 5,666,295.71, 7,819,259.94 and 3,087,921.12
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Solution
The fourth proportional to 5,666,295.71, 7,819,259.94 and 3,087,921.12 is: 4,261,206.82
Step by Step Solution
- Step 1: Write the proportion equation
5,666,295.71 : 7,819,259.94 = 3,087,921.12 : x - Step 2: Convert to fraction form
5,666,295.71/7,819,259.94 = 3,087,921.12/x - Step 3: Cross multiply
5,666,295.71x = 7,819,259.94 × 3,087,921.12 - Step 4: Simplify right side
5,666,295.71x = 24,145,257,911,495.93 - Step 5: Solve for x
x = 24,145,257,911,495.93/5,666,295.71 - Step 6: Final answer
x = 4,261,206.82
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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.