Finding the Fourth Proportional to 34,652,746.34, 47,823,445.85 and 19,768,398.06
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Solution
The fourth proportional to 34,652,746.34, 47,823,445.85 and 19,768,398.06 is: 27,281,904.44
Step by Step Solution
- Step 1: Write the proportion equation
34,652,746.34 : 47,823,445.85 = 19,768,398.06 : x - Step 2: Convert to fraction form
34,652,746.34/47,823,445.85 = 19,768,398.06/x - Step 3: Cross multiply
34,652,746.34x = 47,823,445.85 × 19,768,398.06 - Step 4: Simplify right side
34,652,746.34x = 945,392,914,064,813 - Step 5: Solve for x
x = 945,392,914,064,813/34,652,746.34 - Step 6: Final answer
x = 27,281,904.44
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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.