Finding the Fourth Proportional to 15,243,141.51, 22,869,203.84 and 6,140,555.01
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Solution
The fourth proportional to 15,243,141.51, 22,869,203.84 and 6,140,555.01 is: 9,212,641.90
Step by Step Solution
- Step 1: Write the proportion equation
15,243,141.51 : 22,869,203.84 = 6,140,555.01 : x - Step 2: Convert to fraction form
15,243,141.51/22,869,203.84 = 6,140,555.01/x - Step 3: Cross multiply
15,243,141.51x = 22,869,203.84 × 6,140,555.01 - Step 4: Simplify right side
15,243,141.51x = 140,429,604,214,423.23 - Step 5: Solve for x
x = 140,429,604,214,423.23/15,243,141.51 - Step 6: Final answer
x = 9,212,641.90
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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.