Finding the Fourth Proportional to 46,653,073.20, 69,979,609.80 and 26,497,681.20
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Solution
The fourth proportional to 46,653,073.20, 69,979,609.80 and 26,497,681.20 is: 39,746,521.80
Step by Step Solution
- Step 1: Write the proportion equation
46,653,073.20 : 69,979,609.80 = 26,497,681.20 : x - Step 2: Convert to fraction form
46,653,073.20/69,979,609.80 = 26,497,681.20/x - Step 3: Cross multiply
46,653,073.20x = 69,979,609.80 × 26,497,681.20 - Step 4: Simplify right side
46,653,073.20x = 1,854,297,390,980,795.75 - Step 5: Solve for x
x = 1,854,297,390,980,795.75/46,653,073.20 - Step 6: Final answer
x = 39,746,521.80
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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.