Finding the Fourth Proportional to 26,653,292.58, 39,982,378.74 and 7,483,920.47
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Solution
The fourth proportional to 26,653,292.58, 39,982,378.74 and 7,483,920.47 is: 11,226,565.78
Step by Step Solution
- Step 1: Write the proportion equation
26,653,292.58 : 39,982,378.74 = 7,483,920.47 : x - Step 2: Convert to fraction form
26,653,292.58/39,982,378.74 = 7,483,920.47/x - Step 3: Cross multiply
26,653,292.58x = 39,982,378.74 × 7,483,920.47 - Step 4: Simplify right side
26,653,292.58x = 299,224,942,454,247.31 - Step 5: Solve for x
x = 299,224,942,454,247.31/26,653,292.58 - Step 6: Final answer
x = 11,226,565.78
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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.