Finding the Fourth Proportional to 57,525,991.08, 86,289,312.24 and 19,187,399.94
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Solution
The fourth proportional to 57,525,991.08, 86,289,312.24 and 19,187,399.94 is: 28,781,208.52
Step by Step Solution
- Step 1: Write the proportion equation
57,525,991.08 : 86,289,312.24 = 19,187,399.94 : x - Step 2: Convert to fraction form
57,525,991.08/86,289,312.24 = 19,187,399.94/x - Step 3: Cross multiply
57,525,991.08x = 86,289,312.24 × 19,187,399.94 - Step 4: Simplify right side
57,525,991.08x = 1,655,667,544,496,417.25 - Step 5: Solve for x
x = 1,655,667,544,496,417.25/57,525,991.08 - Step 6: Final answer
x = 28,781,208.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.