Finding the Fourth Proportional to 26,619,504.12, 39,925,260 and 8,421,334.71
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Solution
The fourth proportional to 26,619,504.12, 39,925,260 and 8,421,334.71 is: 12,630,737.84
Step by Step Solution
- Step 1: Write the proportion equation
26,619,504.12 : 39,925,260 = 8,421,334.71 : x - Step 2: Convert to fraction form
26,619,504.12/39,925,260 = 8,421,334.71/x - Step 3: Cross multiply
26,619,504.12x = 39,925,260 × 8,421,334.71 - Step 4: Simplify right side
26,619,504.12x = 336,223,977,843,774.62 - Step 5: Solve for x
x = 336,223,977,843,774.62/26,619,504.12 - Step 6: Final answer
x = 12,630,737.84
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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.