Home / 22,358,761.20-33,538,141.80-20,020,420.80

Finding the Fourth Proportional to 22,358,761.20, 33,538,141.80 and 20,020,420.80

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Solution

The fourth proportional to 22,358,761.20, 33,538,141.80 and 20,020,420.80 is: 30,030,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358,761.20 : 33,538,141.80 = 20,020,420.80 : x
  2. Step 2: Convert to fraction form
    22,358,761.20/33,538,141.80 = 20,020,420.80/x
  3. Step 3: Cross multiply
    22,358,761.20x = 33,538,141.80 × 20,020,420.80
  4. Step 4: Simplify right side
    22,358,761.20x = 671,447,711,686,069.50
  5. Step 5: Solve for x
    x = 671,447,711,686,069.50/22,358,761.20
  6. Step 6: Final answer
    x = 30,030,631.20

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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.