Finding the Fourth Proportional to 17,742,077.10, 26,609,100.75 and 8,148,232.98
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Solution
The fourth proportional to 17,742,077.10, 26,609,100.75 and 8,148,232.98 is: 12,220,505.59
Step by Step Solution
- Step 1: Write the proportion equation
17,742,077.10 : 26,609,100.75 = 8,148,232.98 : x - Step 2: Convert to fraction form
17,742,077.10/26,609,100.75 = 8,148,232.98/x - Step 3: Cross multiply
17,742,077.10x = 26,609,100.75 × 8,148,232.98 - Step 4: Simplify right side
17,742,077.10x = 216,817,152,299,292.75 - Step 5: Solve for x
x = 216,817,152,299,292.75/17,742,077.10 - Step 6: Final answer
x = 12,220,505.59
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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.