Home / 21,333,045.02-29,433,768.62-12,162,341.66

Finding the Fourth Proportional to 21,333,045.02, 29,433,768.62 and 12,162,341.66

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Solution

The fourth proportional to 21,333,045.02, 29,433,768.62 and 12,162,341.66 is: 16,780,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,045.02 : 29,433,768.62 = 12,162,341.66 : x
  2. Step 2: Convert to fraction form
    21,333,045.02/29,433,768.62 = 12,162,341.66/x
  3. Step 3: Cross multiply
    21,333,045.02x = 29,433,768.62 × 12,162,341.66
  4. Step 4: Simplify right side
    21,333,045.02x = 357,983,550,297,826.75
  5. Step 5: Solve for x
    x = 357,983,550,297,826.75/21,333,045.02
  6. Step 6: Final answer
    x = 16,780,705.71

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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.