Finding the Fourth Proportional to 7,518,683.71, 11,280,454.41 and 3,477,822.24
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Solution
The fourth proportional to 7,518,683.71, 11,280,454.41 and 3,477,822.24 is: 5,217,856.84
Step by Step Solution
- Step 1: Write the proportion equation
7,518,683.71 : 11,280,454.41 = 3,477,822.24 : x - Step 2: Convert to fraction form
7,518,683.71/11,280,454.41 = 3,477,822.24/x - Step 3: Cross multiply
7,518,683.71x = 11,280,454.41 × 3,477,822.24 - Step 4: Simplify right side
7,518,683.71x = 39,231,415,224,404.08 - Step 5: Solve for x
x = 39,231,415,224,404.08/7,518,683.71 - Step 6: Final answer
x = 5,217,856.84
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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.