Finding the Fourth Proportional to 16,387,368.40, 24,578,719.80 and 5,605,166.80
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Solution
The fourth proportional to 16,387,368.40, 24,578,719.80 and 5,605,166.80 is: 8,406,952.28
Step by Step Solution
- Step 1: Write the proportion equation
16,387,368.40 : 24,578,719.80 = 5,605,166.80 : x - Step 2: Convert to fraction form
16,387,368.40/24,578,719.80 = 5,605,166.80/x - Step 3: Cross multiply
16,387,368.40x = 24,578,719.80 × 5,605,166.80 - Step 4: Simplify right side
16,387,368.40x = 137,767,824,209,462.64 - Step 5: Solve for x
x = 137,767,824,209,462.64/16,387,368.40 - Step 6: Final answer
x = 8,406,952.28
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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.