Home / 17,793,729.28-26,692,667.52-6,439,525.12

Finding the Fourth Proportional to 17,793,729.28, 26,692,667.52 and 6,439,525.12

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Solution

The fourth proportional to 17,793,729.28, 26,692,667.52 and 6,439,525.12 is: 9,660,038.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,793,729.28 : 26,692,667.52 = 6,439,525.12 : x
  2. Step 2: Convert to fraction form
    17,793,729.28/26,692,667.52 = 6,439,525.12/x
  3. Step 3: Cross multiply
    17,793,729.28x = 26,692,667.52 × 6,439,525.12
  4. Step 4: Simplify right side
    17,793,729.28x = 171,888,103,014,848.09
  5. Step 5: Solve for x
    x = 171,888,103,014,848.09/17,793,729.28
  6. Step 6: Final answer
    x = 9,660,038.11

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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.