Home / 21,462,667.20-32,194,000.80-7,087,953.60

Finding the Fourth Proportional to 21,462,667.20, 32,194,000.80 and 7,087,953.60

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Solution

The fourth proportional to 21,462,667.20, 32,194,000.80 and 7,087,953.60 is: 10,631,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,462,667.20 : 32,194,000.80 = 7,087,953.60 : x
  2. Step 2: Convert to fraction form
    21,462,667.20/32,194,000.80 = 7,087,953.60/x
  3. Step 3: Cross multiply
    21,462,667.20x = 32,194,000.80 × 7,087,953.60
  4. Step 4: Simplify right side
    21,462,667.20x = 228,189,583,868,762.88
  5. Step 5: Solve for x
    x = 228,189,583,868,762.88/21,462,667.20
  6. Step 6: Final answer
    x = 10,631,930.40

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1.5x scale

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.