Home / 10,330,000.20-15,495,000.30-9,700,144.20

Finding the Fourth Proportional to 10,330,000.20, 15,495,000.30 and 9,700,144.20

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Solution

The fourth proportional to 10,330,000.20, 15,495,000.30 and 9,700,144.20 is: 14,550,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330,000.20 : 15,495,000.30 = 9,700,144.20 : x
  2. Step 2: Convert to fraction form
    10,330,000.20/15,495,000.30 = 9,700,144.20/x
  3. Step 3: Cross multiply
    10,330,000.20x = 15,495,000.30 × 9,700,144.20
  4. Step 4: Simplify right side
    10,330,000.20x = 150,303,737,289,043.25
  5. Step 5: Solve for x
    x = 150,303,737,289,043.25/10,330,000.20
  6. Step 6: Final answer
    x = 14,550,216.30

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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.