Finding the Fourth Proportional to 64,829,584.24, 97,249,493.94 and 21,698,948.05
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Solution
The fourth proportional to 64,829,584.24, 97,249,493.94 and 21,698,948.05 is: 32,550,134.96
Step by Step Solution
- Step 1: Write the proportion equation
64,829,584.24 : 97,249,493.94 = 21,698,948.05 : x - Step 2: Convert to fraction form
64,829,584.24/97,249,493.94 = 21,698,948.05/x - Step 3: Cross multiply
64,829,584.24x = 97,249,493.94 × 21,698,948.05 - Step 4: Simplify right side
64,829,584.24x = 2,110,211,716,568,355 - Step 5: Solve for x
x = 2,110,211,716,568,355/64,829,584.24 - Step 6: Final answer
x = 32,550,134.96
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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.