Finding the Fourth Proportional to 25,648,219.84, 38,472,406.31 and 6,217,368.79
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Solution
The fourth proportional to 25,648,219.84, 38,472,406.31 and 6,217,368.79 is: 9,326,071.74
Step by Step Solution
- Step 1: Write the proportion equation
25,648,219.84 : 38,472,406.31 = 6,217,368.79 : x - Step 2: Convert to fraction form
25,648,219.84/38,472,406.31 = 6,217,368.79/x - Step 3: Cross multiply
25,648,219.84x = 38,472,406.31 × 6,217,368.79 - Step 4: Simplify right side
25,648,219.84x = 239,197,138,348,630.66 - Step 5: Solve for x
x = 239,197,138,348,630.66/25,648,219.84 - Step 6: Final answer
x = 9,326,071.74
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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.