Home / 30,576,069.80-45,864,104.70-28,237,729.40

Finding the Fourth Proportional to 30,576,069.80, 45,864,104.70 and 28,237,729.40

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Solution

The fourth proportional to 30,576,069.80, 45,864,104.70 and 28,237,729.40 is: 42,356,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576,069.80 : 45,864,104.70 = 28,237,729.40 : x
  2. Step 2: Convert to fraction form
    30,576,069.80/45,864,104.70 = 28,237,729.40/x
  3. Step 3: Cross multiply
    30,576,069.80x = 45,864,104.70 × 28,237,729.40
  4. Step 4: Simplify right side
    30,576,069.80x = 1,295,098,177,691,868.25
  5. Step 5: Solve for x
    x = 1,295,098,177,691,868.25/30,576,069.80
  6. Step 6: Final answer
    x = 42,356,594.10

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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.