Home / 13,214,783.60-19,822,175.40-11,829,100.40

Finding the Fourth Proportional to 13,214,783.60, 19,822,175.40 and 11,829,100.40

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Solution

The fourth proportional to 13,214,783.60, 19,822,175.40 and 11,829,100.40 is: 17,743,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214,783.60 : 19,822,175.40 = 11,829,100.40 : x
  2. Step 2: Convert to fraction form
    13,214,783.60/19,822,175.40 = 11,829,100.40/x
  3. Step 3: Cross multiply
    13,214,783.60x = 19,822,175.40 × 11,829,100.40
  4. Step 4: Simplify right side
    13,214,783.60x = 234,478,502,953,010.16
  5. Step 5: Solve for x
    x = 234,478,502,953,010.16/13,214,783.60
  6. Step 6: Final answer
    x = 17,743,650.60

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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.