Finding the Fourth Proportional to 19,464,848.64, 26,860,401.36 and 10,762,498.08
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Solution
The fourth proportional to 19,464,848.64, 26,860,401.36 and 10,762,498.08 is: 14,851,644.80
Step by Step Solution
- Step 1: Write the proportion equation
19,464,848.64 : 26,860,401.36 = 10,762,498.08 : x - Step 2: Convert to fraction form
19,464,848.64/26,860,401.36 = 10,762,498.08/x - Step 3: Cross multiply
19,464,848.64x = 26,860,401.36 × 10,762,498.08 - Step 4: Simplify right side
19,464,848.64x = 289,085,018,065,029.38 - Step 5: Solve for x
x = 289,085,018,065,029.38/19,464,848.64 - Step 6: Final answer
x = 14,851,644.80
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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.