Home / 56,710,439.60-85,065,659.40-27,970,343.60

Finding the Fourth Proportional to 56,710,439.60, 85,065,659.40 and 27,970,343.60

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Solution

The fourth proportional to 56,710,439.60, 85,065,659.40 and 27,970,343.60 is: 41,955,515.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710,439.60 : 85,065,659.40 = 27,970,343.60 : x
  2. Step 2: Convert to fraction form
    56,710,439.60/85,065,659.40 = 27,970,343.60/x
  3. Step 3: Cross multiply
    56,710,439.60x = 85,065,659.40 × 27,970,343.60
  4. Step 4: Simplify right side
    56,710,439.60x = 2,379,315,721,978,570
  5. Step 5: Solve for x
    x = 2,379,315,721,978,570/56,710,439.60
  6. Step 6: Final answer
    x = 41,955,515.40

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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.