Finding the Fourth Proportional to 22,966,444.48, 31,698,283.20 and 13,183,502.08
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Solution
The fourth proportional to 22,966,444.48, 31,698,283.20 and 13,183,502.08 is: 18,195,867.58
Step by Step Solution
- Step 1: Write the proportion equation
22,966,444.48 : 31,698,283.20 = 13,183,502.08 : x - Step 2: Convert to fraction form
22,966,444.48/31,698,283.20 = 13,183,502.08/x - Step 3: Cross multiply
22,966,444.48x = 31,698,283.20 × 13,183,502.08 - Step 4: Simplify right side
22,966,444.48x = 417,894,382,499,629.06 - Step 5: Solve for x
x = 417,894,382,499,629.06/22,966,444.48 - Step 6: Final answer
x = 18,195,867.58
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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.