Finding the Fourth Proportional to 15,105,911.01, 22,658,845.99 and 7,014,462.07
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Solution
The fourth proportional to 15,105,911.01, 22,658,845.99 and 7,014,462.07 is: 10,521,683.57
Step by Step Solution
- Step 1: Write the proportion equation
15,105,911.01 : 22,658,845.99 = 7,014,462.07 : x - Step 2: Convert to fraction form
15,105,911.01/22,658,845.99 = 7,014,462.07/x - Step 3: Cross multiply
15,105,911.01x = 22,658,845.99 × 7,014,462.07 - Step 4: Simplify right side
15,105,911.01x = 158,939,615,746,826.59 - Step 5: Solve for x
x = 158,939,615,746,826.59/15,105,911.01 - Step 6: Final answer
x = 10,521,683.57
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1.5x scale
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.