Finding the Fourth Proportional to 26,268,714.70, 39,368,894.10 and 10,688,386.18
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Solution
The fourth proportional to 26,268,714.70, 39,368,894.10 and 10,688,386.18 is: 16,018,672.72
Step by Step Solution
- Step 1: Write the proportion equation
26,268,714.70 : 39,368,894.10 = 10,688,386.18 : x - Step 2: Convert to fraction form
26,268,714.70/39,368,894.10 = 10,688,386.18/x - Step 3: Cross multiply
26,268,714.70x = 39,368,894.10 × 10,688,386.18 - Step 4: Simplify right side
26,268,714.70x = 420,789,943,620,323.56 - Step 5: Solve for x
x = 420,789,943,620,323.56/26,268,714.70 - Step 6: Final answer
x = 16,018,672.72
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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.