Finding the Fourth Proportional to 38,924,959.71, 58,369,467.56 and 14,326,707.74
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Solution
The fourth proportional to 38,924,959.71, 58,369,467.56 and 14,326,707.74 is: 21,483,446.83
Step by Step Solution
- Step 1: Write the proportion equation
38,924,959.71 : 58,369,467.56 = 14,326,707.74 : x - Step 2: Convert to fraction form
38,924,959.71/58,369,467.56 = 14,326,707.74/x - Step 3: Cross multiply
38,924,959.71x = 58,369,467.56 × 14,326,707.74 - Step 4: Simplify right side
38,924,959.71x = 836,242,302,308,050 - Step 5: Solve for x
x = 836,242,302,308,050/38,924,959.71 - Step 6: Final answer
x = 21,483,446.83
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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.