Finding the Fourth Proportional to 77,053,658.76, 115,582,591.98 and 22,464,925.02
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Solution
The fourth proportional to 77,053,658.76, 115,582,591.98 and 22,464,925.02 is: 33,698,000.90
Step by Step Solution
- Step 1: Write the proportion equation
77,053,658.76 : 115,582,591.98 = 22,464,925.02 : x - Step 2: Convert to fraction form
77,053,658.76/115,582,591.98 = 22,464,925.02/x - Step 3: Cross multiply
77,053,658.76x = 115,582,591.98 × 22,464,925.02 - Step 4: Simplify right side
77,053,658.76x = 2,596,554,262,447,953.50 - Step 5: Solve for x
x = 2,596,554,262,447,953.50/77,053,658.76 - Step 6: Final answer
x = 33,698,000.90
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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.