Home / 15,692,561.40-23,538,842.10-13,740,007.80

Finding the Fourth Proportional to 15,692,561.40, 23,538,842.10 and 13,740,007.80

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Solution

The fourth proportional to 15,692,561.40, 23,538,842.10 and 13,740,007.80 is: 20,610,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692,561.40 : 23,538,842.10 = 13,740,007.80 : x
  2. Step 2: Convert to fraction form
    15,692,561.40/23,538,842.10 = 13,740,007.80/x
  3. Step 3: Cross multiply
    15,692,561.40x = 23,538,842.10 × 13,740,007.80
  4. Step 4: Simplify right side
    15,692,561.40x = 323,423,874,056,968.44
  5. Step 5: Solve for x
    x = 323,423,874,056,968.44/15,692,561.40
  6. Step 6: Final answer
    x = 20,610,011.70

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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.