Finding the Fourth Proportional to 34,087,013.68, 47,041,097.58 and 18,617,828.08
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Solution
The fourth proportional to 34,087,013.68, 47,041,097.58 and 18,617,828.08 is: 25,693,159.15
Step by Step Solution
- Step 1: Write the proportion equation
34,087,013.68 : 47,041,097.58 = 18,617,828.08 : x - Step 2: Convert to fraction form
34,087,013.68/47,041,097.58 = 18,617,828.08/x - Step 3: Cross multiply
34,087,013.68x = 47,041,097.58 × 18,617,828.08 - Step 4: Simplify right side
34,087,013.68x = 875,803,067,438,943.88 - Step 5: Solve for x
x = 875,803,067,438,943.88/34,087,013.68 - Step 6: Final answer
x = 25,693,159.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.