Finding the Fourth Proportional to 28,357,640.04, 39,133,702.68 and 16,134,497.04
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Solution
The fourth proportional to 28,357,640.04, 39,133,702.68 and 16,134,497.04 is: 22,265,696.62
Step by Step Solution
- Step 1: Write the proportion equation
28,357,640.04 : 39,133,702.68 = 16,134,497.04 : x - Step 2: Convert to fraction form
28,357,640.04/39,133,702.68 = 16,134,497.04/x - Step 3: Cross multiply
28,357,640.04x = 39,133,702.68 × 16,134,497.04 - Step 4: Simplify right side
28,357,640.04x = 631,402,610,054,700 - Step 5: Solve for x
x = 631,402,610,054,700/28,357,640.04 - Step 6: Final answer
x = 22,265,696.62
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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.