Home / 18,443,977.60-27,665,966.40-9,486,025.60

Finding the Fourth Proportional to 18,443,977.60, 27,665,966.40 and 9,486,025.60

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Solution

The fourth proportional to 18,443,977.60, 27,665,966.40 and 9,486,025.60 is: 14,229,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,977.60 : 27,665,966.40 = 9,486,025.60 : x
  2. Step 2: Convert to fraction form
    18,443,977.60/27,665,966.40 = 9,486,025.60/x
  3. Step 3: Cross multiply
    18,443,977.60x = 27,665,966.40 × 9,486,025.60
  4. Step 4: Simplify right side
    18,443,977.60x = 262,440,065,519,139.81
  5. Step 5: Solve for x
    x = 262,440,065,519,139.81/18,443,977.60
  6. Step 6: Final answer
    x = 14,229,038.40

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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.