Finding the Fourth Proportional to 40,574,707.20, 60,865,822.08 and 14,673,484.80
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Solution
The fourth proportional to 40,574,707.20, 60,865,822.08 and 14,673,484.80 is: 22,011,587.43
Step by Step Solution
- Step 1: Write the proportion equation
40,574,707.20 : 60,865,822.08 = 14,673,484.80 : x - Step 2: Convert to fraction form
40,574,707.20/60,865,822.08 = 14,673,484.80/x - Step 3: Cross multiply
40,574,707.20x = 60,865,822.08 × 14,673,484.80 - Step 4: Simplify right side
40,574,707.20x = 893,113,715,130,384.38 - Step 5: Solve for x
x = 893,113,715,130,384.38/40,574,707.20 - Step 6: Final answer
x = 22,011,587.43
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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.