Home / 19,928,271.10-29,892,406.65-15,109,872.70

Finding the Fourth Proportional to 19,928,271.10, 29,892,406.65 and 15,109,872.70

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Solution

The fourth proportional to 19,928,271.10, 29,892,406.65 and 15,109,872.70 is: 22,664,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,271.10 : 29,892,406.65 = 15,109,872.70 : x
  2. Step 2: Convert to fraction form
    19,928,271.10/29,892,406.65 = 15,109,872.70/x
  3. Step 3: Cross multiply
    19,928,271.10x = 29,892,406.65 × 15,109,872.70
  4. Step 4: Simplify right side
    19,928,271.10x = 451,670,459,178,133.44
  5. Step 5: Solve for x
    x = 451,670,459,178,133.44/19,928,271.10
  6. Step 6: Final answer
    x = 22,664,809.05

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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.