Finding the Fourth Proportional to 7,490,545.48, 10,334,011.62 and 4,350,274.48
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Solution
The fourth proportional to 7,490,545.48, 10,334,011.62 and 4,350,274.48 is: 6,001,670.66
Step by Step Solution
- Step 1: Write the proportion equation
7,490,545.48 : 10,334,011.62 = 4,350,274.48 : x - Step 2: Convert to fraction form
7,490,545.48/10,334,011.62 = 4,350,274.48/x - Step 3: Cross multiply
7,490,545.48x = 10,334,011.62 × 4,350,274.48 - Step 4: Simplify right side
7,490,545.48x = 44,955,787,026,509.46 - Step 5: Solve for x
x = 44,955,787,026,509.46/7,490,545.48 - Step 6: Final answer
x = 6,001,670.66
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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.