Home / 15,528,002.82-21,430,238.46-9,335,054.44

Finding the Fourth Proportional to 15,528,002.82, 21,430,238.46 and 9,335,054.44

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Solution

The fourth proportional to 15,528,002.82, 21,430,238.46 and 9,335,054.44 is: 12,883,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528,002.82 : 21,430,238.46 = 9,335,054.44 : x
  2. Step 2: Convert to fraction form
    15,528,002.82/21,430,238.46 = 9,335,054.44/x
  3. Step 3: Cross multiply
    15,528,002.82x = 21,430,238.46 × 9,335,054.44
  4. Step 4: Simplify right side
    15,528,002.82x = 200,052,442,686,281.75
  5. Step 5: Solve for x
    x = 200,052,442,686,281.75/15,528,002.82
  6. Step 6: Final answer
    x = 12,883,333.74

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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.