Finding the Fourth Proportional to 38,637,031.80, 57,955,547.70 and 27,929,479.80
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Solution
The fourth proportional to 38,637,031.80, 57,955,547.70 and 27,929,479.80 is: 41,894,219.70
Step by Step Solution
- Step 1: Write the proportion equation
38,637,031.80 : 57,955,547.70 = 27,929,479.80 : x - Step 2: Convert to fraction form
38,637,031.80/57,955,547.70 = 27,929,479.80/x - Step 3: Cross multiply
38,637,031.80x = 57,955,547.70 × 27,929,479.80 - Step 4: Simplify right side
38,637,031.80x = 1,618,668,298,785,086.50 - Step 5: Solve for x
x = 1,618,668,298,785,086.50/38,637,031.80 - Step 6: Final answer
x = 41,894,219.70
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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.