Home / 10,752,154.80-16,128,232.20-10,503,322.80

Finding the Fourth Proportional to 10,752,154.80, 16,128,232.20 and 10,503,322.80

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Solution

The fourth proportional to 10,752,154.80, 16,128,232.20 and 10,503,322.80 is: 15,754,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,154.80 : 16,128,232.20 = 10,503,322.80 : x
  2. Step 2: Convert to fraction form
    10,752,154.80/16,128,232.20 = 10,503,322.80/x
  3. Step 3: Cross multiply
    10,752,154.80x = 16,128,232.20 × 10,503,322.80
  4. Step 4: Simplify right side
    10,752,154.80x = 169,400,028,989,954.16
  5. Step 5: Solve for x
    x = 169,400,028,989,954.16/10,752,154.80
  6. Step 6: Final answer
    x = 15,754,984.20

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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.