Home / 18,144,497.40-27,216,746.10-11,426,033.40

Finding the Fourth Proportional to 18,144,497.40, 27,216,746.10 and 11,426,033.40

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Solution

The fourth proportional to 18,144,497.40, 27,216,746.10 and 11,426,033.40 is: 17,139,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,497.40 : 27,216,746.10 = 11,426,033.40 : x
  2. Step 2: Convert to fraction form
    18,144,497.40/27,216,746.10 = 11,426,033.40/x
  3. Step 3: Cross multiply
    18,144,497.40x = 27,216,746.10 × 11,426,033.40
  4. Step 4: Simplify right side
    18,144,497.40x = 310,979,449,977,919.75
  5. Step 5: Solve for x
    x = 310,979,449,977,919.75/18,144,497.40
  6. Step 6: Final answer
    x = 17,139,050.10

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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.