Home / 23,684,142.65-32,686,015.61-18,829,429.11

Finding the Fourth Proportional to 23,684,142.65, 32,686,015.61 and 18,829,429.11

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Solution

The fourth proportional to 23,684,142.65, 32,686,015.61 and 18,829,429.11 is: 25,986,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,684,142.65 : 32,686,015.61 = 18,829,429.11 : x
  2. Step 2: Convert to fraction form
    23,684,142.65/32,686,015.61 = 18,829,429.11/x
  3. Step 3: Cross multiply
    23,684,142.65x = 32,686,015.61 × 18,829,429.11
  4. Step 4: Simplify right side
    23,684,142.65x = 615,459,013,816,848.38
  5. Step 5: Solve for x
    x = 615,459,013,816,848.38/23,684,142.65
  6. Step 6: Final answer
    x = 25,986,121.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.