Home / 19,789,337.16-29,683,585.44-5,412,405.24

Finding the Fourth Proportional to 19,789,337.16, 29,683,585.44 and 5,412,405.24

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Solution

The fourth proportional to 19,789,337.16, 29,683,585.44 and 5,412,405.24 is: 8,118,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,789,337.16 : 29,683,585.44 = 5,412,405.24 : x
  2. Step 2: Convert to fraction form
    19,789,337.16/29,683,585.44 = 5,412,405.24/x
  3. Step 3: Cross multiply
    19,789,337.16x = 29,683,585.44 × 5,412,405.24
  4. Step 4: Simplify right side
    19,789,337.16x = 160,659,593,377,443.72
  5. Step 5: Solve for x
    x = 160,659,593,377,443.72/19,789,337.16
  6. Step 6: Final answer
    x = 8,118,492.91

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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.