Home / 13,234,931.34-19,869,398.70-10,204,222.32

Finding the Fourth Proportional to 13,234,931.34, 19,869,398.70 and 10,204,222.32

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Solution

The fourth proportional to 13,234,931.34, 19,869,398.70 and 10,204,222.32 is: 15,319,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,931.34 : 19,869,398.70 = 10,204,222.32 : x
  2. Step 2: Convert to fraction form
    13,234,931.34/19,869,398.70 = 10,204,222.32/x
  3. Step 3: Cross multiply
    13,234,931.34x = 19,869,398.70 × 10,204,222.32
  4. Step 4: Simplify right side
    13,234,931.34x = 202,751,761,699,518.97
  5. Step 5: Solve for x
    x = 202,751,761,699,518.97/13,234,931.34
  6. Step 6: Final answer
    x = 15,319,441.90

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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.