Finding the Fourth Proportional to 17,828,125.16, 24,602,812.26 and 9,679,363.88
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Solution
The fourth proportional to 17,828,125.16, 24,602,812.26 and 9,679,363.88 is: 13,357,521.90
Step by Step Solution
- Step 1: Write the proportion equation
17,828,125.16 : 24,602,812.26 = 9,679,363.88 : x - Step 2: Convert to fraction form
17,828,125.16/24,602,812.26 = 9,679,363.88/x - Step 3: Cross multiply
17,828,125.16x = 24,602,812.26 × 9,679,363.88 - Step 4: Simplify right side
17,828,125.16x = 238,139,572,335,865.22 - Step 5: Solve for x
x = 238,139,572,335,865.22/17,828,125.16 - Step 6: Final answer
x = 13,357,521.90
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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.