Finding the Fourth Proportional to 58,804,985.74, 81,150,947.74 and 32,698,943.06
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Solution
The fourth proportional to 58,804,985.74, 81,150,947.74 and 32,698,943.06 is: 45,124,578.91
Step by Step Solution
- Step 1: Write the proportion equation
58,804,985.74 : 81,150,947.74 = 32,698,943.06 : x - Step 2: Convert to fraction form
58,804,985.74/81,150,947.74 = 32,698,943.06/x - Step 3: Cross multiply
58,804,985.74x = 81,150,947.74 × 32,698,943.06 - Step 4: Simplify right side
58,804,985.74x = 2,653,550,219,415,295.50 - Step 5: Solve for x
x = 2,653,550,219,415,295.50/58,804,985.74 - Step 6: Final answer
x = 45,124,578.91
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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.