Finding the Fourth Proportional to 46,972,632.24, 64,822,349.52 and 27,406,972.08
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Solution
The fourth proportional to 46,972,632.24, 64,822,349.52 and 27,406,972.08 is: 37,821,689.75
Step by Step Solution
- Step 1: Write the proportion equation
46,972,632.24 : 64,822,349.52 = 27,406,972.08 : x - Step 2: Convert to fraction form
46,972,632.24/64,822,349.52 = 27,406,972.08/x - Step 3: Cross multiply
46,972,632.24x = 64,822,349.52 × 27,406,972.08 - Step 4: Simplify right side
46,972,632.24x = 1,776,584,323,454,641.50 - Step 5: Solve for x
x = 1,776,584,323,454,641.50/46,972,632.24 - Step 6: Final answer
x = 37,821,689.75
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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.