Finding the Fourth Proportional to 26,698,815, 40,024,471.68 and 9,655,698.96
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Solution
The fourth proportional to 26,698,815, 40,024,471.68 and 9,655,698.96 is: 14,474,958.89
Step by Step Solution
- Step 1: Write the proportion equation
26,698,815 : 40,024,471.68 = 9,655,698.96 : x - Step 2: Convert to fraction form
26,698,815/40,024,471.68 = 9,655,698.96/x - Step 3: Cross multiply
26,698,815x = 40,024,471.68 × 9,655,698.96 - Step 4: Simplify right side
26,698,815x = 386,464,249,575,125.50 - Step 5: Solve for x
x = 386,464,249,575,125.50/26,698,815 - Step 6: Final answer
x = 14,474,958.89
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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.