Home / 56,133,351.60-84,200,027.40-38,914,663.20

Finding the Fourth Proportional to 56,133,351.60, 84,200,027.40 and 38,914,663.20

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Solution

The fourth proportional to 56,133,351.60, 84,200,027.40 and 38,914,663.20 is: 58,371,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133,351.60 : 84,200,027.40 = 38,914,663.20 : x
  2. Step 2: Convert to fraction form
    56,133,351.60/84,200,027.40 = 38,914,663.20/x
  3. Step 3: Cross multiply
    56,133,351.60x = 84,200,027.40 × 38,914,663.20
  4. Step 4: Simplify right side
    56,133,351.60x = 3,276,615,707,701,772
  5. Step 5: Solve for x
    x = 3,276,615,707,701,772/56,133,351.60
  6. Step 6: Final answer
    x = 58,371,994.80

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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.