Home / 55,894,485.20-83,791,864.20-21,807,903.20

Finding the Fourth Proportional to 55,894,485.20, 83,791,864.20 and 21,807,903.20

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Solution

The fourth proportional to 55,894,485.20, 83,791,864.20 and 21,807,903.20 is: 32,692,399.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,894,485.20 : 83,791,864.20 = 21,807,903.20 : x
  2. Step 2: Convert to fraction form
    55,894,485.20/83,791,864.20 = 21,807,903.20/x
  3. Step 3: Cross multiply
    55,894,485.20x = 83,791,864.20 × 21,807,903.20
  4. Step 4: Simplify right side
    55,894,485.20x = 1,827,324,863,421,145.50
  5. Step 5: Solve for x
    x = 1,827,324,863,421,145.50/55,894,485.20
  6. Step 6: Final answer
    x = 32,692,399.92

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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.