Finding the Fourth Proportional to 19,423,054.80, 29,158,201.80 and 9,833,497.20
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Solution
The fourth proportional to 19,423,054.80, 29,158,201.80 and 9,833,497.20 is: 14,762,203.92
Step by Step Solution
- Step 1: Write the proportion equation
19,423,054.80 : 29,158,201.80 = 9,833,497.20 : x - Step 2: Convert to fraction form
19,423,054.80/29,158,201.80 = 9,833,497.20/x - Step 3: Cross multiply
19,423,054.80x = 29,158,201.80 × 9,833,497.20 - Step 4: Simplify right side
19,423,054.80x = 286,727,095,757,334.94 - Step 5: Solve for x
x = 286,727,095,757,334.94/19,423,054.80 - Step 6: Final answer
x = 14,762,203.92
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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.