Home / 49,931,986.20-74,897,979.30-34,803,000.60

Finding the Fourth Proportional to 49,931,986.20, 74,897,979.30 and 34,803,000.60

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Solution

The fourth proportional to 49,931,986.20, 74,897,979.30 and 34,803,000.60 is: 52,204,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,931,986.20 : 74,897,979.30 = 34,803,000.60 : x
  2. Step 2: Convert to fraction form
    49,931,986.20/74,897,979.30 = 34,803,000.60/x
  3. Step 3: Cross multiply
    49,931,986.20x = 74,897,979.30 × 34,803,000.60
  4. Step 4: Simplify right side
    49,931,986.20x = 2,606,674,418,516,687.50
  5. Step 5: Solve for x
    x = 2,606,674,418,516,687.50/49,931,986.20
  6. Step 6: Final answer
    x = 52,204,500.90

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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.