Finding the Fourth Proportional to 26,655,711.76, 36,784,958.56 and 14,895,423.31
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Solution
The fourth proportional to 26,655,711.76, 36,784,958.56 and 14,895,423.31 is: 20,555,726.81
Step by Step Solution
- Step 1: Write the proportion equation
26,655,711.76 : 36,784,958.56 = 14,895,423.31 : x - Step 2: Convert to fraction form
26,655,711.76/36,784,958.56 = 14,895,423.31/x - Step 3: Cross multiply
26,655,711.76x = 36,784,958.56 × 14,895,423.31 - Step 4: Simplify right side
26,655,711.76x = 547,927,529,032,040.31 - Step 5: Solve for x
x = 547,927,529,032,040.31/26,655,711.76 - Step 6: Final answer
x = 20,555,726.81
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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.