Finding the Fourth Proportional to 26,767,869.12, 40,129,231.68 and 11,610,388.80
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Solution
The fourth proportional to 26,767,869.12, 40,129,231.68 and 11,610,388.80 is: 17,405,792.74
Step by Step Solution
- Step 1: Write the proportion equation
26,767,869.12 : 40,129,231.68 = 11,610,388.80 : x - Step 2: Convert to fraction form
26,767,869.12/40,129,231.68 = 11,610,388.80/x - Step 3: Cross multiply
26,767,869.12x = 40,129,231.68 × 11,610,388.80 - Step 4: Simplify right side
26,767,869.12x = 465,915,982,050,077.19 - Step 5: Solve for x
x = 465,915,982,050,077.19/26,767,869.12 - Step 6: Final answer
x = 17,405,792.74
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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.