Home / 37,619,824.20-56,429,736.30-31,880,261.40

Finding the Fourth Proportional to 37,619,824.20, 56,429,736.30 and 31,880,261.40

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Solution

The fourth proportional to 37,619,824.20, 56,429,736.30 and 31,880,261.40 is: 47,820,392.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,619,824.20 : 56,429,736.30 = 31,880,261.40 : x
  2. Step 2: Convert to fraction form
    37,619,824.20/56,429,736.30 = 31,880,261.40/x
  3. Step 3: Cross multiply
    37,619,824.20x = 56,429,736.30 × 31,880,261.40
  4. Step 4: Simplify right side
    37,619,824.20x = 1,798,994,743,977,068.75
  5. Step 5: Solve for x
    x = 1,798,994,743,977,068.75/37,619,824.20
  6. Step 6: Final answer
    x = 47,820,392.10

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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.