Finding the Fourth Proportional to 26,931,111.18, 40,402,340.99 and 8,733,887.43
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Solution
The fourth proportional to 26,931,111.18, 40,402,340.99 and 8,733,887.43 is: 13,102,671.32
Step by Step Solution
- Step 1: Write the proportion equation
26,931,111.18 : 40,402,340.99 = 8,733,887.43 : x - Step 2: Convert to fraction form
26,931,111.18/40,402,340.99 = 8,733,887.43/x - Step 3: Cross multiply
26,931,111.18x = 40,402,340.99 × 8,733,887.43 - Step 4: Simplify right side
26,931,111.18x = 352,869,498,115,134.75 - Step 5: Solve for x
x = 352,869,498,115,134.75/26,931,111.18 - Step 6: Final answer
x = 13,102,671.32
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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.