Finding the Fourth Proportional to 16,533,801.81, 22,817,425.09 and 9,191,757.48
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Solution
The fourth proportional to 16,533,801.81, 22,817,425.09 and 9,191,757.48 is: 12,685,058.17
Step by Step Solution
- Step 1: Write the proportion equation
16,533,801.81 : 22,817,425.09 = 9,191,757.48 : x - Step 2: Convert to fraction form
16,533,801.81/22,817,425.09 = 9,191,757.48/x - Step 3: Cross multiply
16,533,801.81x = 22,817,425.09 × 9,191,757.48 - Step 4: Simplify right side
16,533,801.81x = 209,732,237,745,347.19 - Step 5: Solve for x
x = 209,732,237,745,347.19/16,533,801.81 - Step 6: Final answer
x = 12,685,058.17
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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.