Finding the Fourth Proportional to 6,349,470.71, 8,762,335.58 and 3,448,918.31
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Solution
The fourth proportional to 6,349,470.71, 8,762,335.58 and 3,448,918.31 is: 4,759,543.12
Step by Step Solution
- Step 1: Write the proportion equation
6,349,470.71 : 8,762,335.58 = 3,448,918.31 : x - Step 2: Convert to fraction form
6,349,470.71/8,762,335.58 = 3,448,918.31/x - Step 3: Cross multiply
6,349,470.71x = 8,762,335.58 × 3,448,918.31 - Step 4: Simplify right side
6,349,470.71x = 30,220,579,602,981.88 - Step 5: Solve for x
x = 30,220,579,602,981.88/6,349,470.71 - Step 6: Final answer
x = 4,759,543.12
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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.