Finding the Fourth Proportional to 15,243,141.26, 22,869,203.46 and 6,140,554.76
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Solution
The fourth proportional to 15,243,141.26, 22,869,203.46 and 6,140,554.76 is: 9,212,641.52
Step by Step Solution
- Step 1: Write the proportion equation
15,243,141.26 : 22,869,203.46 = 6,140,554.76 : x - Step 2: Convert to fraction form
15,243,141.26/22,869,203.46 = 6,140,554.76/x - Step 3: Cross multiply
15,243,141.26x = 22,869,203.46 × 6,140,554.76 - Step 4: Simplify right side
15,243,141.26x = 140,429,596,049,365.45 - Step 5: Solve for x
x = 140,429,596,049,365.45/15,243,141.26 - Step 6: Final answer
x = 9,212,641.52
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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.