Home / 31,969,331.40-47,953,997.10-14,018,435.40

Finding the Fourth Proportional to 31,969,331.40, 47,953,997.10 and 14,018,435.40

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Solution

The fourth proportional to 31,969,331.40, 47,953,997.10 and 14,018,435.40 is: 21,027,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,969,331.40 : 47,953,997.10 = 14,018,435.40 : x
  2. Step 2: Convert to fraction form
    31,969,331.40/47,953,997.10 = 14,018,435.40/x
  3. Step 3: Cross multiply
    31,969,331.40x = 47,953,997.10 × 14,018,435.40
  4. Step 4: Simplify right side
    31,969,331.40x = 672,240,010,518,137.38
  5. Step 5: Solve for x
    x = 672,240,010,518,137.38/31,969,331.40
  6. Step 6: Final answer
    x = 21,027,653.10

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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.