Finding the Fourth Proportional to 20,052,112.43, 27,671,117.99 and 11,352,089.74
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Solution
The fourth proportional to 20,052,112.43, 27,671,117.99 and 11,352,089.74 is: 15,665,432.54
Step by Step Solution
- Step 1: Write the proportion equation
20,052,112.43 : 27,671,117.99 = 11,352,089.74 : x - Step 2: Convert to fraction form
20,052,112.43/27,671,117.99 = 11,352,089.74/x - Step 3: Cross multiply
20,052,112.43x = 27,671,117.99 × 11,352,089.74 - Step 4: Simplify right side
20,052,112.43x = 314,125,014,502,670.19 - Step 5: Solve for x
x = 314,125,014,502,670.19/20,052,112.43 - Step 6: Final answer
x = 15,665,432.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.