Finding the Fourth Proportional to 12,376,974.06, 18,569,261.61 and 5,908,303.80
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Solution
The fourth proportional to 12,376,974.06, 18,569,261.61 and 5,908,303.80 is: 8,864,269.93
Step by Step Solution
- Step 1: Write the proportion equation
12,376,974.06 : 18,569,261.61 = 5,908,303.80 : x - Step 2: Convert to fraction form
12,376,974.06/18,569,261.61 = 5,908,303.80/x - Step 3: Cross multiply
12,376,974.06x = 18,569,261.61 × 5,908,303.80 - Step 4: Simplify right side
12,376,974.06x = 109,712,838,933,557.11 - Step 5: Solve for x
x = 109,712,838,933,557.11/12,376,974.06 - Step 6: Final answer
x = 8,864,269.93
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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.