Finding the Fourth Proportional to 19,417,210.80, 29,136,313.80 and 8,058,807.60
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Solution
The fourth proportional to 19,417,210.80, 29,136,313.80 and 8,058,807.60 is: 12,092,568.26
Step by Step Solution
- Step 1: Write the proportion equation
19,417,210.80 : 29,136,313.80 = 8,058,807.60 : x - Step 2: Convert to fraction form
19,417,210.80/29,136,313.80 = 8,058,807.60/x - Step 3: Cross multiply
19,417,210.80x = 29,136,313.80 × 8,058,807.60 - Step 4: Simplify right side
19,417,210.80x = 234,803,947,087,424.88 - Step 5: Solve for x
x = 234,803,947,087,424.88/19,417,210.80 - Step 6: Final answer
x = 12,092,568.26
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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.