Finding the Fourth Proportional to 19,001,474.58, 26,221,332.40 and 10,299,460.38
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Solution
The fourth proportional to 19,001,474.58, 26,221,332.40 and 10,299,460.38 is: 14,212,874.53
Step by Step Solution
- Step 1: Write the proportion equation
19,001,474.58 : 26,221,332.40 = 10,299,460.38 : x - Step 2: Convert to fraction form
19,001,474.58/26,221,332.40 = 10,299,460.38/x - Step 3: Cross multiply
19,001,474.58x = 26,221,332.40 × 10,299,460.38 - Step 4: Simplify right side
19,001,474.58x = 270,065,574,164,610.31 - Step 5: Solve for x
x = 270,065,574,164,610.31/19,001,474.58 - Step 6: Final answer
x = 14,212,874.53
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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.