Home / 28,030,881.55-38,676,839.12-16,107,391.46

Finding the Fourth Proportional to 28,030,881.55, 38,676,839.12 and 16,107,391.46

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Solution

The fourth proportional to 28,030,881.55, 38,676,839.12 and 16,107,391.46 is: 22,224,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,030,881.55 : 38,676,839.12 = 16,107,391.46 : x
  2. Step 2: Convert to fraction form
    28,030,881.55/38,676,839.12 = 16,107,391.46/x
  3. Step 3: Cross multiply
    28,030,881.55x = 38,676,839.12 × 16,107,391.46
  4. Step 4: Simplify right side
    28,030,881.55x = 622,982,988,141,281.88
  5. Step 5: Solve for x
    x = 622,982,988,141,281.88/28,030,881.55
  6. Step 6: Final answer
    x = 22,224,880.34

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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.