Finding the Fourth Proportional to 31,078,119.07, 46,621,432.93 and 10,602,341.09
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Solution
The fourth proportional to 31,078,119.07, 46,621,432.93 and 10,602,341.09 is: 15,904,963.00
Step by Step Solution
- Step 1: Write the proportion equation
31,078,119.07 : 46,621,432.93 = 10,602,341.09 : x - Step 2: Convert to fraction form
31,078,119.07/46,621,432.93 = 10,602,341.09/x - Step 3: Cross multiply
31,078,119.07x = 46,621,432.93 × 10,602,341.09 - Step 4: Simplify right side
31,078,119.07x = 494,296,334,028,418.06 - Step 5: Solve for x
x = 494,296,334,028,418.06/31,078,119.07 - Step 6: Final answer
x = 15,904,963.00
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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.