Finding the Fourth Proportional to 68,623,349.16, 102,938,334.36 and 22,564,198.52
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Solution
The fourth proportional to 68,623,349.16, 102,938,334.36 and 22,564,198.52 is: 33,847,386.35
Step by Step Solution
- Step 1: Write the proportion equation
68,623,349.16 : 102,938,334.36 = 22,564,198.52 : x - Step 2: Convert to fraction form
68,623,349.16/102,938,334.36 = 22,564,198.52/x - Step 3: Cross multiply
68,623,349.16x = 102,938,334.36 × 22,564,198.52 - Step 4: Simplify right side
68,623,349.16x = 2,322,721,011,817,177 - Step 5: Solve for x
x = 2,322,721,011,817,177/68,623,349.16 - Step 6: Final answer
x = 33,847,386.35
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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.