Home / 38,136,705-52,629,251.70-20,733,116.70

Finding the Fourth Proportional to 38,136,705, 52,629,251.70 and 20,733,116.70

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Solution

The fourth proportional to 38,136,705, 52,629,251.70 and 20,733,116.70 is: 28,612,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136,705 : 52,629,251.70 = 20,733,116.70 : x
  2. Step 2: Convert to fraction form
    38,136,705/52,629,251.70 = 20,733,116.70/x
  3. Step 3: Cross multiply
    38,136,705x = 52,629,251.70 × 20,733,116.70
  4. Step 4: Simplify right side
    38,136,705x = 1,091,168,417,329,773.38
  5. Step 5: Solve for x
    x = 1,091,168,417,329,773.38/38,136,705
  6. Step 6: Final answer
    x = 28,612,026.59

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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.