Finding the Fourth Proportional to 83,148,878.76, 124,721,218.62 and 22,563,030.12
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Solution
The fourth proportional to 83,148,878.76, 124,721,218.62 and 22,563,030.12 is: 33,843,975.46
Step by Step Solution
- Step 1: Write the proportion equation
83,148,878.76 : 124,721,218.62 = 22,563,030.12 : x - Step 2: Convert to fraction form
83,148,878.76/124,721,218.62 = 22,563,030.12/x - Step 3: Cross multiply
83,148,878.76x = 124,721,218.62 × 22,563,030.12 - Step 4: Simplify right side
83,148,878.76x = 2,814,088,612,326,165 - Step 5: Solve for x
x = 2,814,088,612,326,165/83,148,878.76 - Step 6: Final answer
x = 33,843,975.46
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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.