Finding the Fourth Proportional to 41,298,065.71, 61,891,295.55 and 15,725,124.79
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Solution
The fourth proportional to 41,298,065.71, 61,891,295.55 and 15,725,124.79 is: 23,566,438.99
Step by Step Solution
- Step 1: Write the proportion equation
41,298,065.71 : 61,891,295.55 = 15,725,124.79 : x - Step 2: Convert to fraction form
41,298,065.71/61,891,295.55 = 15,725,124.79/x - Step 3: Cross multiply
41,298,065.71x = 61,891,295.55 × 15,725,124.79 - Step 4: Simplify right side
41,298,065.71x = 973,248,345,724,824.25 - Step 5: Solve for x
x = 973,248,345,724,824.25/41,298,065.71 - Step 6: Final answer
x = 23,566,438.99
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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.