Finding the Fourth Proportional to 46,347,373.60, 69,545,943.60 and 19,423,751.20
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Solution
The fourth proportional to 46,347,373.60, 69,545,943.60 and 19,423,751.20 is: 29,146,055.12
Step by Step Solution
- Step 1: Write the proportion equation
46,347,373.60 : 69,545,943.60 = 19,423,751.20 : x - Step 2: Convert to fraction form
46,347,373.60/69,545,943.60 = 19,423,751.20/x - Step 3: Cross multiply
46,347,373.60x = 69,545,943.60 × 19,423,751.20 - Step 4: Simplify right side
46,347,373.60x = 1,350,843,105,455,632.25 - Step 5: Solve for x
x = 1,350,843,105,455,632.25/46,347,373.60 - Step 6: Final answer
x = 29,146,055.12
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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.