Finding the Fourth Proportional to 5,894,903.94, 8,115,315.93 and 5,624,065.86
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Solution
The fourth proportional to 5,894,903.94, 8,115,315.93 and 5,624,065.86 is: 7,742,462.26
Step by Step Solution
- Step 1: Write the proportion equation
5,894,903.94 : 8,115,315.93 = 5,624,065.86 : x - Step 2: Convert to fraction form
5,894,903.94/8,115,315.93 = 5,624,065.86/x - Step 3: Cross multiply
5,894,903.94x = 8,115,315.93 × 5,624,065.86 - Step 4: Simplify right side
5,894,903.94x = 45,641,071,265,027.15 - Step 5: Solve for x
x = 45,641,071,265,027.15/5,894,903.94 - Step 6: Final answer
x = 7,742,462.26
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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.