Finding the Fourth Proportional to 39,693,614.70, 59,547,420.45 and 14,149,454.70
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Solution
The fourth proportional to 39,693,614.70, 59,547,420.45 and 14,149,454.70 is: 21,226,676.75
Step by Step Solution
- Step 1: Write the proportion equation
39,693,614.70 : 59,547,420.45 = 14,149,454.70 : x - Step 2: Convert to fraction form
39,693,614.70/59,547,420.45 = 14,149,454.70/x - Step 3: Cross multiply
39,693,614.70x = 59,547,420.45 × 14,149,454.70 - Step 4: Simplify right side
39,693,614.70x = 842,563,528,159,128.62 - Step 5: Solve for x
x = 842,563,528,159,128.62/39,693,614.70 - Step 6: Final answer
x = 21,226,676.75
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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.