Home / 73,814,965.20-110,721,864.60-19,227,445.20

Finding the Fourth Proportional to 73,814,965.20, 110,721,864.60 and 19,227,445.20

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Solution

The fourth proportional to 73,814,965.20, 110,721,864.60 and 19,227,445.20 is: 28,841,015.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,814,965.20 : 110,721,864.60 = 19,227,445.20 : x
  2. Step 2: Convert to fraction form
    73,814,965.20/110,721,864.60 = 19,227,445.20/x
  3. Step 3: Cross multiply
    73,814,965.20x = 110,721,864.60 × 19,227,445.20
  4. Step 4: Simplify right side
    73,814,965.20x = 2,128,898,584,038,319.75
  5. Step 5: Solve for x
    x = 2,128,898,584,038,319.75/73,814,965.20
  6. Step 6: Final answer
    x = 28,841,015.89

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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.