Home / 30,253,535.80-45,380,303.70-9,783,215.80

Finding the Fourth Proportional to 30,253,535.80, 45,380,303.70 and 9,783,215.80

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Solution

The fourth proportional to 30,253,535.80, 45,380,303.70 and 9,783,215.80 is: 14,674,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253,535.80 : 45,380,303.70 = 9,783,215.80 : x
  2. Step 2: Convert to fraction form
    30,253,535.80/45,380,303.70 = 9,783,215.80/x
  3. Step 3: Cross multiply
    30,253,535.80x = 45,380,303.70 × 9,783,215.80
  4. Step 4: Simplify right side
    30,253,535.80x = 443,965,304,166,638.50
  5. Step 5: Solve for x
    x = 443,965,304,166,638.50/30,253,535.80
  6. Step 6: Final answer
    x = 14,674,823.70

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Double scale
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Similar ratio
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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.