Home / 21,749,127.12-32,637,881.88-8,113,182.16

Finding the Fourth Proportional to 21,749,127.12, 32,637,881.88 and 8,113,182.16

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Solution

The fourth proportional to 21,749,127.12, 32,637,881.88 and 8,113,182.16 is: 12,175,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,749,127.12 : 32,637,881.88 = 8,113,182.16 : x
  2. Step 2: Convert to fraction form
    21,749,127.12/32,637,881.88 = 8,113,182.16/x
  3. Step 3: Cross multiply
    21,749,127.12x = 32,637,881.88 × 8,113,182.16
  4. Step 4: Simplify right side
    21,749,127.12x = 264,797,081,009,003.25
  5. Step 5: Solve for x
    x = 264,797,081,009,003.25/21,749,127.12
  6. Step 6: Final answer
    x = 12,175,067.05

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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.