Finding the Fourth Proportional to 26,346,356.16, 36,361,775.12 and 15,180,711.36
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Solution
The fourth proportional to 26,346,356.16, 36,361,775.12 and 15,180,711.36 is: 20,951,573.31
Step by Step Solution
- Step 1: Write the proportion equation
26,346,356.16 : 36,361,775.12 = 15,180,711.36 : x - Step 2: Convert to fraction form
26,346,356.16/36,361,775.12 = 15,180,711.36/x - Step 3: Cross multiply
26,346,356.16x = 36,361,775.12 × 15,180,711.36 - Step 4: Simplify right side
26,346,356.16x = 551,997,612,633,949.31 - Step 5: Solve for x
x = 551,997,612,633,949.31/26,346,356.16 - Step 6: Final answer
x = 20,951,573.31
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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.