Finding the Fourth Proportional to 9,547,368.24, 13,175,422.98 and 5,196,444.18
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Solution
The fourth proportional to 9,547,368.24, 13,175,422.98 and 5,196,444.18 is: 7,171,122.80
Step by Step Solution
- Step 1: Write the proportion equation
9,547,368.24 : 13,175,422.98 = 5,196,444.18 : x - Step 2: Convert to fraction form
9,547,368.24/13,175,422.98 = 5,196,444.18/x - Step 3: Cross multiply
9,547,368.24x = 13,175,422.98 × 5,196,444.18 - Step 4: Simplify right side
9,547,368.24x = 68,465,350,063,459.26 - Step 5: Solve for x
x = 68,465,350,063,459.26/9,547,368.24 - Step 6: Final answer
x = 7,171,122.80
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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.