Finding the Fourth Proportional to 26,817,517.08, 37,007,476.76 and 15,656,148.91
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Solution
The fourth proportional to 26,817,517.08, 37,007,476.76 and 15,656,148.91 is: 21,605,078.70
Step by Step Solution
- Step 1: Write the proportion equation
26,817,517.08 : 37,007,476.76 = 15,656,148.91 : x - Step 2: Convert to fraction form
26,817,517.08/37,007,476.76 = 15,656,148.91/x - Step 3: Cross multiply
26,817,517.08x = 37,007,476.76 × 15,656,148.91 - Step 4: Simplify right side
26,817,517.08x = 579,394,566,937,924.25 - Step 5: Solve for x
x = 579,394,566,937,924.25/26,817,517.08 - Step 6: Final answer
x = 21,605,078.70
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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.