Finding the Fourth Proportional to 40,798,339.71, 56,301,180.68 and 22,213,266.68
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Solution
The fourth proportional to 40,798,339.71, 56,301,180.68 and 22,213,266.68 is: 30,654,020.47
Step by Step Solution
- Step 1: Write the proportion equation
40,798,339.71 : 56,301,180.68 = 22,213,266.68 : x - Step 2: Convert to fraction form
40,798,339.71/56,301,180.68 = 22,213,266.68/x - Step 3: Cross multiply
40,798,339.71x = 56,301,180.68 × 22,213,266.68 - Step 4: Simplify right side
40,798,339.71x = 1,250,633,140,732,637.25 - Step 5: Solve for x
x = 1,250,633,140,732,637.25/40,798,339.71 - Step 6: Final answer
x = 30,654,020.47
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1.5x scale
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.