Finding the Fourth Proportional to 19,748,006.28, 29,611,358.46 and 8,959,420.62
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Solution
The fourth proportional to 19,748,006.28, 29,611,358.46 and 8,959,420.62 is: 13,434,298.72
Step by Step Solution
- Step 1: Write the proportion equation
19,748,006.28 : 29,611,358.46 = 8,959,420.62 : x - Step 2: Convert to fraction form
19,748,006.28/29,611,358.46 = 8,959,420.62/x - Step 3: Cross multiply
19,748,006.28x = 29,611,358.46 × 8,959,420.62 - Step 4: Simplify right side
19,748,006.28x = 265,300,615,572,735.44 - Step 5: Solve for x
x = 265,300,615,572,735.44/19,748,006.28 - Step 6: Final answer
x = 13,434,298.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.