Finding the Fourth Proportional to 26,285,876.20, 39,386,420.70 and 14,892,442.60
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Solution
The fourth proportional to 26,285,876.20, 39,386,420.70 and 14,892,442.60 is: 22,314,645.52
Step by Step Solution
- Step 1: Write the proportion equation
26,285,876.20 : 39,386,420.70 = 14,892,442.60 : x - Step 2: Convert to fraction form
26,285,876.20/39,386,420.70 = 14,892,442.60/x - Step 3: Cross multiply
26,285,876.20x = 39,386,420.70 × 14,892,442.60 - Step 4: Simplify right side
26,285,876.20x = 586,560,009,494,201.88 - Step 5: Solve for x
x = 586,560,009,494,201.88/26,285,876.20 - Step 6: Final answer
x = 22,314,645.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.