Home / 20,187,476.08-30,281,215.44-16,124,943.16

Finding the Fourth Proportional to 20,187,476.08, 30,281,215.44 and 16,124,943.16

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Solution

The fourth proportional to 20,187,476.08, 30,281,215.44 and 16,124,943.16 is: 24,187,415.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,187,476.08 : 30,281,215.44 = 16,124,943.16 : x
  2. Step 2: Convert to fraction form
    20,187,476.08/30,281,215.44 = 16,124,943.16/x
  3. Step 3: Cross multiply
    20,187,476.08x = 30,281,215.44 × 16,124,943.16
  4. Step 4: Simplify right side
    20,187,476.08x = 488,282,877,785,714.44
  5. Step 5: Solve for x
    x = 488,282,877,785,714.44/20,187,476.08
  6. Step 6: Final answer
    x = 24,187,415.79

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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.