Finding the Fourth Proportional to 4,470,476.47, 6,169,389.71 and 3,166,062.19
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Solution
The fourth proportional to 4,470,476.47, 6,169,389.71 and 3,166,062.19 is: 4,369,259.43
Step by Step Solution
- Step 1: Write the proportion equation
4,470,476.47 : 6,169,389.71 = 3,166,062.19 : x - Step 2: Convert to fraction form
4,470,476.47/6,169,389.71 = 3,166,062.19/x - Step 3: Cross multiply
4,470,476.47x = 6,169,389.71 × 3,166,062.19 - Step 4: Simplify right side
4,470,476.47x = 19,532,671,464,952.28 - Step 5: Solve for x
x = 19,532,671,464,952.28/4,470,476.47 - Step 6: Final answer
x = 4,369,259.43
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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.