Finding the Fourth Proportional to 11,412,153.12, 15,739,588.26 and 10,032,547.08
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Solution
The fourth proportional to 11,412,153.12, 15,739,588.26 and 10,032,547.08 is: 13,836,842.06
Step by Step Solution
- Step 1: Write the proportion equation
11,412,153.12 : 15,739,588.26 = 10,032,547.08 : x - Step 2: Convert to fraction form
11,412,153.12/15,739,588.26 = 10,032,547.08/x - Step 3: Cross multiply
11,412,153.12x = 15,739,588.26 × 10,032,547.08 - Step 4: Simplify right side
11,412,153.12x = 157,908,160,238,265.28 - Step 5: Solve for x
x = 157,908,160,238,265.28/11,412,153.12 - Step 6: Final answer
x = 13,836,842.06
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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.