Finding the Fourth Proportional to 15,466,837.99, 23,164,935.70 and 7,385,502.42
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Solution
The fourth proportional to 15,466,837.99, 23,164,935.70 and 7,385,502.42 is: 11,061,387.52
Step by Step Solution
- Step 1: Write the proportion equation
15,466,837.99 : 23,164,935.70 = 7,385,502.42 : x - Step 2: Convert to fraction form
15,466,837.99/23,164,935.70 = 7,385,502.42/x - Step 3: Cross multiply
15,466,837.99x = 23,164,935.70 × 7,385,502.42 - Step 4: Simplify right side
15,466,837.99x = 171,084,688,671,494.38 - Step 5: Solve for x
x = 171,084,688,671,494.38/15,466,837.99 - Step 6: Final answer
x = 11,061,387.52
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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.