Finding the Fourth Proportional to 40,553,691.71, 60,834,277.35 and 13,260,124.44
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Solution
The fourth proportional to 40,553,691.71, 60,834,277.35 and 13,260,124.44 is: 19,891,409.49
Step by Step Solution
- Step 1: Write the proportion equation
40,553,691.71 : 60,834,277.35 = 13,260,124.44 : x - Step 2: Convert to fraction form
40,553,691.71/60,834,277.35 = 13,260,124.44/x - Step 3: Cross multiply
40,553,691.71x = 60,834,277.35 × 13,260,124.44 - Step 4: Simplify right side
40,553,691.71x = 806,670,087,878,473.38 - Step 5: Solve for x
x = 806,670,087,878,473.38/40,553,691.71 - Step 6: Final answer
x = 19,891,409.49
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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.