Finding the Fourth Proportional to 19,119,432.76, 26,384,820.99 and 10,417,605.34
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Solution
The fourth proportional to 19,119,432.76, 26,384,820.99 and 10,417,605.34 is: 14,376,297.43
Step by Step Solution
- Step 1: Write the proportion equation
19,119,432.76 : 26,384,820.99 = 10,417,605.34 : x - Step 2: Convert to fraction form
19,119,432.76/26,384,820.99 = 10,417,605.34/x - Step 3: Cross multiply
19,119,432.76x = 26,384,820.99 × 10,417,605.34 - Step 4: Simplify right side
19,119,432.76x = 274,866,652,059,032.06 - Step 5: Solve for x
x = 274,866,652,059,032.06/19,119,432.76 - Step 6: Final answer
x = 14,376,297.43
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1.5x scale
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.