Home / 38,132,473.95-52,622,440.20-20,727,783.63

Finding the Fourth Proportional to 38,132,473.95, 52,622,440.20 and 20,727,783.63

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Solution

The fourth proportional to 38,132,473.95, 52,622,440.20 and 20,727,783.63 is: 28,604,138.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,132,473.95 : 52,622,440.20 = 20,727,783.63 : x
  2. Step 2: Convert to fraction form
    38,132,473.95/52,622,440.20 = 20,727,783.63/x
  3. Step 3: Cross multiply
    38,132,473.95x = 52,622,440.20 × 20,727,783.63
  4. Step 4: Simplify right side
    38,132,473.95x = 1,090,746,554,548,213.88
  5. Step 5: Solve for x
    x = 1,090,746,554,548,213.88/38,132,473.95
  6. Step 6: Final answer
    x = 28,604,138.19

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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.