Finding the Fourth Proportional to 26,643,275.84, 36,768,612.21 and 16,328,006.84
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Solution
The fourth proportional to 26,643,275.84, 36,768,612.21 and 16,328,006.84 is: 22,533,195.82
Step by Step Solution
- Step 1: Write the proportion equation
26,643,275.84 : 36,768,612.21 = 16,328,006.84 : x - Step 2: Convert to fraction form
26,643,275.84/36,768,612.21 = 16,328,006.84/x - Step 3: Cross multiply
26,643,275.84x = 36,768,612.21 × 16,328,006.84 - Step 4: Simplify right side
26,643,275.84x = 600,358,151,662,187.50 - Step 5: Solve for x
x = 600,358,151,662,187.50/26,643,275.84 - Step 6: Final answer
x = 22,533,195.82
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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.