Home / 21,677,822.40-32,508,629.48-8,719,594.16

Finding the Fourth Proportional to 21,677,822.40, 32,508,629.48 and 8,719,594.16

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Solution

The fourth proportional to 21,677,822.40, 32,508,629.48 and 8,719,594.16 is: 13,076,131.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,677,822.40 : 32,508,629.48 = 8,719,594.16 : x
  2. Step 2: Convert to fraction form
    21,677,822.40/32,508,629.48 = 8,719,594.16/x
  3. Step 3: Cross multiply
    21,677,822.40x = 32,508,629.48 × 8,719,594.16
  4. Step 4: Simplify right side
    21,677,822.40x = 283,462,055,763,411.88
  5. Step 5: Solve for x
    x = 283,462,055,763,411.88/21,677,822.40
  6. Step 6: Final answer
    x = 13,076,131.47

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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.