Home / 21,579,969.60-32,369,954.40-5,623,617.60

Finding the Fourth Proportional to 21,579,969.60, 32,369,954.40 and 5,623,617.60

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Solution

The fourth proportional to 21,579,969.60, 32,369,954.40 and 5,623,617.60 is: 8,435,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,579,969.60 : 32,369,954.40 = 5,623,617.60 : x
  2. Step 2: Convert to fraction form
    21,579,969.60/32,369,954.40 = 5,623,617.60/x
  3. Step 3: Cross multiply
    21,579,969.60x = 32,369,954.40 × 5,623,617.60
  4. Step 4: Simplify right side
    21,579,969.60x = 182,036,245,275,037.41
  5. Step 5: Solve for x
    x = 182,036,245,275,037.41/21,579,969.60
  6. Step 6: Final answer
    x = 8,435,426.40

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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.