Home / 74,395,529.64-111,594,431.40-28,339,955.64

Finding the Fourth Proportional to 74,395,529.64, 111,594,431.40 and 28,339,955.64

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Solution

The fourth proportional to 74,395,529.64, 111,594,431.40 and 28,339,955.64 is: 42,510,366.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,395,529.64 : 111,594,431.40 = 28,339,955.64 : x
  2. Step 2: Convert to fraction form
    74,395,529.64/111,594,431.40 = 28,339,955.64/x
  3. Step 3: Cross multiply
    74,395,529.64x = 111,594,431.40 × 28,339,955.64
  4. Step 4: Simplify right side
    74,395,529.64x = 3,162,581,235,547,023.50
  5. Step 5: Solve for x
    x = 3,162,581,235,547,023.50/74,395,529.64
  6. Step 6: Final answer
    x = 42,510,366.56

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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.