Home / 13,714,222.38-18,925,840.20-7,519,834.62

Finding the Fourth Proportional to 13,714,222.38, 18,925,840.20 and 7,519,834.62

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Solution

The fourth proportional to 13,714,222.38, 18,925,840.20 and 7,519,834.62 is: 10,377,488.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714,222.38 : 18,925,840.20 = 7,519,834.62 : x
  2. Step 2: Convert to fraction form
    13,714,222.38/18,925,840.20 = 7,519,834.62/x
  3. Step 3: Cross multiply
    13,714,222.38x = 18,925,840.20 × 7,519,834.62
  4. Step 4: Simplify right side
    13,714,222.38x = 142,319,188,348,547.72
  5. Step 5: Solve for x
    x = 142,319,188,348,547.72/13,714,222.38
  6. Step 6: Final answer
    x = 10,377,488.74

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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.