Home / 43,454,037.60-65,181,056.40-19,566,165.60

Finding the Fourth Proportional to 43,454,037.60, 65,181,056.40 and 19,566,165.60

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Solution

The fourth proportional to 43,454,037.60, 65,181,056.40 and 19,566,165.60 is: 29,349,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,454,037.60 : 65,181,056.40 = 19,566,165.60 : x
  2. Step 2: Convert to fraction form
    43,454,037.60/65,181,056.40 = 19,566,165.60/x
  3. Step 3: Cross multiply
    43,454,037.60x = 65,181,056.40 × 19,566,165.60
  4. Step 4: Simplify right side
    43,454,037.60x = 1,275,343,343,505,340
  5. Step 5: Solve for x
    x = 1,275,343,343,505,340/43,454,037.60
  6. Step 6: Final answer
    x = 29,349,248.40

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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.