Finding the Fourth Proportional to 26,240,972.36, 36,219,744.20 and 15,231,269.05
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Solution
The fourth proportional to 26,240,972.36, 36,219,744.20 and 15,231,269.05 is: 21,023,331.81
Step by Step Solution
- Step 1: Write the proportion equation
26,240,972.36 : 36,219,744.20 = 15,231,269.05 : x - Step 2: Convert to fraction form
26,240,972.36/36,219,744.20 = 15,231,269.05/x - Step 3: Cross multiply
26,240,972.36x = 36,219,744.20 × 15,231,269.05 - Step 4: Simplify right side
26,240,972.36x = 551,672,668,779,905.81 - Step 5: Solve for x
x = 551,672,668,779,905.81/26,240,972.36 - Step 6: Final answer
x = 21,023,331.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.