Finding the Fourth Proportional to 26,982,940.84, 40,477,246.50 and 8,788,552.80
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Solution
The fourth proportional to 26,982,940.84, 40,477,246.50 and 8,788,552.80 is: 13,183,752.66
Step by Step Solution
- Step 1: Write the proportion equation
26,982,940.84 : 40,477,246.50 = 8,788,552.80 : x - Step 2: Convert to fraction form
26,982,940.84/40,477,246.50 = 8,788,552.80/x - Step 3: Cross multiply
26,982,940.84x = 40,477,246.50 × 8,788,552.80 - Step 4: Simplify right side
26,982,940.84x = 355,736,418,063,865.25 - Step 5: Solve for x
x = 355,736,418,063,865.25/26,982,940.84 - Step 6: Final answer
x = 13,183,752.66
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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.