Finding the Fourth Proportional to 24,963,437.40, 37,473,149.70 and 19,308,730.20
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Solution
The fourth proportional to 24,963,437.40, 37,473,149.70 and 19,308,730.20 is: 28,984,747.80
Step by Step Solution
- Step 1: Write the proportion equation
24,963,437.40 : 37,473,149.70 = 19,308,730.20 : x - Step 2: Convert to fraction form
24,963,437.40/37,473,149.70 = 19,308,730.20/x - Step 3: Cross multiply
24,963,437.40x = 37,473,149.70 × 19,308,730.20 - Step 4: Simplify right side
24,963,437.40x = 723,558,937,301,511 - Step 5: Solve for x
x = 723,558,937,301,511/24,963,437.40 - Step 6: Final answer
x = 28,984,747.80
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1.5x scale
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.