Finding the Fourth Proportional to 29,572,281.20, 44,374,302.12 and 12,312,397.28
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Solution
The fourth proportional to 29,572,281.20, 44,374,302.12 and 12,312,397.28 is: 18,475,207.68
Step by Step Solution
- Step 1: Write the proportion equation
29,572,281.20 : 44,374,302.12 = 12,312,397.28 : x - Step 2: Convert to fraction form
29,572,281.20/44,374,302.12 = 12,312,397.28/x - Step 3: Cross multiply
29,572,281.20x = 44,374,302.12 × 12,312,397.28 - Step 4: Simplify right side
29,572,281.20x = 546,354,036,724,186.19 - Step 5: Solve for x
x = 546,354,036,724,186.19/29,572,281.20 - Step 6: Final answer
x = 18,475,207.68
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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.