Home / 49,644,621.60-74,466,932.40-13,742,829.60

Finding the Fourth Proportional to 49,644,621.60, 74,466,932.40 and 13,742,829.60

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Solution

The fourth proportional to 49,644,621.60, 74,466,932.40 and 13,742,829.60 is: 20,614,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,644,621.60 : 74,466,932.40 = 13,742,829.60 : x
  2. Step 2: Convert to fraction form
    49,644,621.60/74,466,932.40 = 13,742,829.60/x
  3. Step 3: Cross multiply
    49,644,621.60x = 74,466,932.40 × 13,742,829.60
  4. Step 4: Simplify right side
    49,644,621.60x = 1,023,386,362,807,919.12
  5. Step 5: Solve for x
    x = 1,023,386,362,807,919.12/49,644,621.60
  6. Step 6: Final answer
    x = 20,614,244.40

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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.