Finding the Fourth Proportional to 15,128,266.16, 22,574,407.66 and 13,497,827.36
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Solution
The fourth proportional to 15,128,266.16, 22,574,407.66 and 13,497,827.36 is: 20,141,465.92
Step by Step Solution
- Step 1: Write the proportion equation
15,128,266.16 : 22,574,407.66 = 13,497,827.36 : x - Step 2: Convert to fraction form
15,128,266.16/22,574,407.66 = 13,497,827.36/x - Step 3: Cross multiply
15,128,266.16x = 22,574,407.66 × 13,497,827.36 - Step 4: Simplify right side
15,128,266.16x = 304,705,457,348,941.56 - Step 5: Solve for x
x = 304,705,457,348,941.56/15,128,266.16 - Step 6: Final answer
x = 20,141,465.92
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.