Home / 92,410,898.60-127,486,999.50-55,721,086.76

Finding the Fourth Proportional to 92,410,898.60, 127,486,999.50 and 55,721,086.76

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Solution

The fourth proportional to 92,410,898.60, 127,486,999.50 and 55,721,086.76 is: 76,870,956.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,410,898.60 : 127,486,999.50 = 55,721,086.76 : x
  2. Step 2: Convert to fraction form
    92,410,898.60/127,486,999.50 = 55,721,086.76/x
  3. Step 3: Cross multiply
    92,410,898.60x = 127,486,999.50 × 55,721,086.76
  4. Step 4: Simplify right side
    92,410,898.60x = 7,103,714,159,911,576
  5. Step 5: Solve for x
    x = 7,103,714,159,911,576/92,410,898.60
  6. Step 6: Final answer
    x = 76,870,956.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.