Home / 34,929,163.06-52,335,822.28-21,240,903.40

Finding the Fourth Proportional to 34,929,163.06, 52,335,822.28 and 21,240,903.40

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Solution

The fourth proportional to 34,929,163.06, 52,335,822.28 and 21,240,903.40 is: 31,826,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,929,163.06 : 52,335,822.28 = 21,240,903.40 : x
  2. Step 2: Convert to fraction form
    34,929,163.06/52,335,822.28 = 21,240,903.40/x
  3. Step 3: Cross multiply
    34,929,163.06x = 52,335,822.28 × 21,240,903.40
  4. Step 4: Simplify right side
    34,929,163.06x = 1,111,660,145,409,047.75
  5. Step 5: Solve for x
    x = 1,111,660,145,409,047.75/34,929,163.06
  6. Step 6: Final answer
    x = 31,826,131.75

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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.