Home / 38,005,937.96-52,448,264.40-20,602,229.36

Finding the Fourth Proportional to 38,005,937.96, 52,448,264.40 and 20,602,229.36

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Solution

The fourth proportional to 38,005,937.96, 52,448,264.40 and 20,602,229.36 is: 28,431,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,005,937.96 : 52,448,264.40 = 20,602,229.36 : x
  2. Step 2: Convert to fraction form
    38,005,937.96/52,448,264.40 = 20,602,229.36/x
  3. Step 3: Cross multiply
    38,005,937.96x = 52,448,264.40 × 20,602,229.36
  4. Step 4: Simplify right side
    38,005,937.96x = 1,080,551,172,702,722.75
  5. Step 5: Solve for x
    x = 1,080,551,172,702,722.75/38,005,937.96
  6. Step 6: Final answer
    x = 28,431,114.47

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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.