Home / 38,953,891.20-58,430,836.80-37,465,856.40

Finding the Fourth Proportional to 38,953,891.20, 58,430,836.80 and 37,465,856.40

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Solution

The fourth proportional to 38,953,891.20, 58,430,836.80 and 37,465,856.40 is: 56,198,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,953,891.20 : 58,430,836.80 = 37,465,856.40 : x
  2. Step 2: Convert to fraction form
    38,953,891.20/58,430,836.80 = 37,465,856.40/x
  3. Step 3: Cross multiply
    38,953,891.20x = 58,430,836.80 × 37,465,856.40
  4. Step 4: Simplify right side
    38,953,891.20x = 2,189,161,340,880,635.25
  5. Step 5: Solve for x
    x = 2,189,161,340,880,635.25/38,953,891.20
  6. Step 6: Final answer
    x = 56,198,784.60

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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.