Home / 38,729,625.60-58,094,438.40-21,742,694.40

Finding the Fourth Proportional to 38,729,625.60, 58,094,438.40 and 21,742,694.40

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Solution

The fourth proportional to 38,729,625.60, 58,094,438.40 and 21,742,694.40 is: 32,614,041.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,729,625.60 : 58,094,438.40 = 21,742,694.40 : x
  2. Step 2: Convert to fraction form
    38,729,625.60/58,094,438.40 = 21,742,694.40/x
  3. Step 3: Cross multiply
    38,729,625.60x = 58,094,438.40 × 21,742,694.40
  4. Step 4: Simplify right side
    38,729,625.60x = 1,263,129,620,470,824.75
  5. Step 5: Solve for x
    x = 1,263,129,620,470,824.75/38,729,625.60
  6. Step 6: Final answer
    x = 32,614,041.60

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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.