Home / 15,544,415.21-21,468,022.67-11,833,746.89

Finding the Fourth Proportional to 15,544,415.21, 21,468,022.67 and 11,833,746.89

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Solution

The fourth proportional to 15,544,415.21, 21,468,022.67 and 11,833,746.89 is: 16,343,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544,415.21 : 21,468,022.67 = 11,833,746.89 : x
  2. Step 2: Convert to fraction form
    15,544,415.21/21,468,022.67 = 11,833,746.89/x
  3. Step 3: Cross multiply
    15,544,415.21x = 21,468,022.67 × 11,833,746.89
  4. Step 4: Simplify right side
    15,544,415.21x = 254,047,146,446,393.25
  5. Step 5: Solve for x
    x = 254,047,146,446,393.25/15,544,415.21
  6. Step 6: Final answer
    x = 16,343,306.78

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1.5x scale

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.