Home / 70,028,758.20-105,061,508.10-26,899,368.60

Finding the Fourth Proportional to 70,028,758.20, 105,061,508.10 and 26,899,368.60

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Solution

The fourth proportional to 70,028,758.20, 105,061,508.10 and 26,899,368.60 is: 40,356,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,028,758.20 : 105,061,508.10 = 26,899,368.60 : x
  2. Step 2: Convert to fraction form
    70,028,758.20/105,061,508.10 = 26,899,368.60/x
  3. Step 3: Cross multiply
    70,028,758.20x = 105,061,508.10 × 26,899,368.60
  4. Step 4: Simplify right side
    70,028,758.20x = 2,826,088,232,053,785.50
  5. Step 5: Solve for x
    x = 2,826,088,232,053,785.50/70,028,758.20
  6. Step 6: Final answer
    x = 40,356,109.47

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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.