Finding the Fourth Proportional to 17,684,878.86, 26,527,316.58 and 4,905,384.12
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Solution
The fourth proportional to 17,684,878.86, 26,527,316.58 and 4,905,384.12 is: 7,358,075.71
Step by Step Solution
- Step 1: Write the proportion equation
17,684,878.86 : 26,527,316.58 = 4,905,384.12 : x - Step 2: Convert to fraction form
17,684,878.86/26,527,316.58 = 4,905,384.12/x - Step 3: Cross multiply
17,684,878.86x = 26,527,316.58 × 4,905,384.12 - Step 4: Simplify right side
17,684,878.86x = 130,126,677,497,744.70 - Step 5: Solve for x
x = 130,126,677,497,744.70/17,684,878.86 - Step 6: Final answer
x = 7,358,075.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.