Home / 26,001,278.40-39,001,917.60-18,443,006.40

Finding the Fourth Proportional to 26,001,278.40, 39,001,917.60 and 18,443,006.40

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Solution

The fourth proportional to 26,001,278.40, 39,001,917.60 and 18,443,006.40 is: 27,664,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001,278.40 : 39,001,917.60 = 18,443,006.40 : x
  2. Step 2: Convert to fraction form
    26,001,278.40/39,001,917.60 = 18,443,006.40/x
  3. Step 3: Cross multiply
    26,001,278.40x = 39,001,917.60 × 18,443,006.40
  4. Step 4: Simplify right side
    26,001,278.40x = 719,312,615,909,072.62
  5. Step 5: Solve for x
    x = 719,312,615,909,072.62/26,001,278.40
  6. Step 6: Final answer
    x = 27,664,509.60

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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.