Home / 43,577,999.90-65,360,001.45-13,278,815.90

Finding the Fourth Proportional to 43,577,999.90, 65,360,001.45 and 13,278,815.90

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Solution

The fourth proportional to 43,577,999.90, 65,360,001.45 and 13,278,815.90 is: 19,916,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,577,999.90 : 65,360,001.45 = 13,278,815.90 : x
  2. Step 2: Convert to fraction form
    43,577,999.90/65,360,001.45 = 13,278,815.90/x
  3. Step 3: Cross multiply
    43,577,999.90x = 65,360,001.45 × 13,278,815.90
  4. Step 4: Simplify right side
    43,577,999.90x = 867,903,426,478,283.12
  5. Step 5: Solve for x
    x = 867,903,426,478,283.12/43,577,999.90
  6. Step 6: Final answer
    x = 19,916,091.34

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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.