Home / 23,421,710.64-32,321,955.84-13,108,433.16

Finding the Fourth Proportional to 23,421,710.64, 32,321,955.84 and 13,108,433.16

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Solution

The fourth proportional to 23,421,710.64, 32,321,955.84 and 13,108,433.16 is: 18,089,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,421,710.64 : 32,321,955.84 = 13,108,433.16 : x
  2. Step 2: Convert to fraction form
    23,421,710.64/32,321,955.84 = 13,108,433.16/x
  3. Step 3: Cross multiply
    23,421,710.64x = 32,321,955.84 × 13,108,433.16
  4. Step 4: Simplify right side
    23,421,710.64x = 423,690,197,729,111.69
  5. Step 5: Solve for x
    x = 423,690,197,729,111.69/23,421,710.64
  6. Step 6: Final answer
    x = 18,089,635.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.