Finding the Fourth Proportional to 18,316,904.40, 27,475,356.60 and 16,553,307.60
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Solution
The fourth proportional to 18,316,904.40, 27,475,356.60 and 16,553,307.60 is: 24,829,961.40
Step by Step Solution
- Step 1: Write the proportion equation
18,316,904.40 : 27,475,356.60 = 16,553,307.60 : x - Step 2: Convert to fraction form
18,316,904.40/27,475,356.60 = 16,553,307.60/x - Step 3: Cross multiply
18,316,904.40x = 27,475,356.60 × 16,553,307.60 - Step 4: Simplify right side
18,316,904.40x = 454,808,029,219,490.19 - Step 5: Solve for x
x = 454,808,029,219,490.19/18,316,904.40 - Step 6: Final answer
x = 24,829,961.40
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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.