Finding the Fourth Proportional to 22,677,266.79, 31,293,726.62 and 13,387,829.21
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Solution
The fourth proportional to 22,677,266.79, 31,293,726.62 and 13,387,829.21 is: 18,474,672.06
Step by Step Solution
- Step 1: Write the proportion equation
22,677,266.79 : 31,293,726.62 = 13,387,829.21 : x - Step 2: Convert to fraction form
22,677,266.79/31,293,726.62 = 13,387,829.21/x - Step 3: Cross multiply
22,677,266.79x = 31,293,726.62 × 13,387,829.21 - Step 4: Simplify right side
22,677,266.79x = 418,955,067,109,582.75 - Step 5: Solve for x
x = 418,955,067,109,582.75/22,677,266.79 - Step 6: Final answer
x = 18,474,672.06
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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.