Home / 14,128,266.80-21,192,400.20-9,341,361.20

Finding the Fourth Proportional to 14,128,266.80, 21,192,400.20 and 9,341,361.20

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Solution

The fourth proportional to 14,128,266.80, 21,192,400.20 and 9,341,361.20 is: 14,012,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,266.80 : 21,192,400.20 = 9,341,361.20 : x
  2. Step 2: Convert to fraction form
    14,128,266.80/21,192,400.20 = 9,341,361.20/x
  3. Step 3: Cross multiply
    14,128,266.80x = 21,192,400.20 × 9,341,361.20
  4. Step 4: Simplify right side
    14,128,266.80x = 197,965,864,963,152.22
  5. Step 5: Solve for x
    x = 197,965,864,963,152.22/14,128,266.80
  6. Step 6: Final answer
    x = 14,012,041.80

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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.