Finding the Fourth Proportional to 86,862,787.36, 130,294,096.74 and 22,166,592.88
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Solution
The fourth proportional to 86,862,787.36, 130,294,096.74 and 22,166,592.88 is: 33,249,867.81
Step by Step Solution
- Step 1: Write the proportion equation
86,862,787.36 : 130,294,096.74 = 22,166,592.88 : x - Step 2: Convert to fraction form
86,862,787.36/130,294,096.74 = 22,166,592.88/x - Step 3: Cross multiply
86,862,787.36x = 130,294,096.74 × 22,166,592.88 - Step 4: Simplify right side
86,862,787.36x = 2,888,176,197,102,915 - Step 5: Solve for x
x = 2,888,176,197,102,915/86,862,787.36 - Step 6: Final answer
x = 33,249,867.81
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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.