Home / 37,338,420.70-56,007,631.05-21,969,934.30

Finding the Fourth Proportional to 37,338,420.70, 56,007,631.05 and 21,969,934.30

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Solution

The fourth proportional to 37,338,420.70, 56,007,631.05 and 21,969,934.30 is: 32,954,901.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,338,420.70 : 56,007,631.05 = 21,969,934.30 : x
  2. Step 2: Convert to fraction form
    37,338,420.70/56,007,631.05 = 21,969,934.30/x
  3. Step 3: Cross multiply
    37,338,420.70x = 56,007,631.05 × 21,969,934.30
  4. Step 4: Simplify right side
    37,338,420.70x = 1,230,483,974,467,140
  5. Step 5: Solve for x
    x = 1,230,483,974,467,140/37,338,420.70
  6. Step 6: Final answer
    x = 32,954,901.45

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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.