Finding the Fourth Proportional to 40,367,420.08, 55,703,446.80 and 22,484,271.52
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Solution
The fourth proportional to 40,367,420.08, 55,703,446.80 and 22,484,271.52 is: 31,026,293.48
Step by Step Solution
- Step 1: Write the proportion equation
40,367,420.08 : 55,703,446.80 = 22,484,271.52 : x - Step 2: Convert to fraction form
40,367,420.08/55,703,446.80 = 22,484,271.52/x - Step 3: Cross multiply
40,367,420.08x = 55,703,446.80 × 22,484,271.52 - Step 4: Simplify right side
40,367,420.08x = 1,252,451,422,451,075 - Step 5: Solve for x
x = 1,252,451,422,451,075/40,367,420.08 - Step 6: Final answer
x = 31,026,293.48
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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.