Finding the Fourth Proportional to 70,860,864.10, 106,291,296.15 and 22,991,808.10
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Solution
The fourth proportional to 70,860,864.10, 106,291,296.15 and 22,991,808.10 is: 34,487,712.15
Step by Step Solution
- Step 1: Write the proportion equation
70,860,864.10 : 106,291,296.15 = 22,991,808.10 : x - Step 2: Convert to fraction form
70,860,864.10/106,291,296.15 = 22,991,808.10/x - Step 3: Cross multiply
70,860,864.10x = 106,291,296.15 × 22,991,808.10 - Step 4: Simplify right side
70,860,864.10x = 2,443,829,083,781,069 - Step 5: Solve for x
x = 2,443,829,083,781,069/70,860,864.10 - Step 6: Final answer
x = 34,487,712.15
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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.