Finding the Fourth Proportional to 93,636,777.84, 129,215,833.92 and 51,818,326.44
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Solution
The fourth proportional to 93,636,777.84, 129,215,833.92 and 51,818,326.44 is: 71,507,674.84
Step by Step Solution
- Step 1: Write the proportion equation
93,636,777.84 : 129,215,833.92 = 51,818,326.44 : x - Step 2: Convert to fraction form
93,636,777.84/129,215,833.92 = 51,818,326.44/x - Step 3: Cross multiply
93,636,777.84x = 129,215,833.92 × 51,818,326.44 - Step 4: Simplify right side
93,636,777.84x = 6,695,748,263,283,385 - Step 5: Solve for x
x = 6,695,748,263,283,385/93,636,777.84 - Step 6: Final answer
x = 71,507,674.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.