Home / 21,376,671.60-32,065,007.40-6,231,097.20

Finding the Fourth Proportional to 21,376,671.60, 32,065,007.40 and 6,231,097.20

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Solution

The fourth proportional to 21,376,671.60, 32,065,007.40 and 6,231,097.20 is: 9,346,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,376,671.60 : 32,065,007.40 = 6,231,097.20 : x
  2. Step 2: Convert to fraction form
    21,376,671.60/32,065,007.40 = 6,231,097.20/x
  3. Step 3: Cross multiply
    21,376,671.60x = 32,065,007.40 × 6,231,097.20
  4. Step 4: Simplify right side
    21,376,671.60x = 199,800,177,828,119.28
  5. Step 5: Solve for x
    x = 199,800,177,828,119.28/21,376,671.60
  6. Step 6: Final answer
    x = 9,346,645.80

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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.