Home / 13,851,036.60-20,776,554.90-11,698,700.55

Finding the Fourth Proportional to 13,851,036.60, 20,776,554.90 and 11,698,700.55

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Solution

The fourth proportional to 13,851,036.60, 20,776,554.90 and 11,698,700.55 is: 17,548,050.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,036.60 : 20,776,554.90 = 11,698,700.55 : x
  2. Step 2: Convert to fraction form
    13,851,036.60/20,776,554.90 = 11,698,700.55/x
  3. Step 3: Cross multiply
    13,851,036.60x = 20,776,554.90 × 11,698,700.55
  4. Step 4: Simplify right side
    13,851,036.60x = 243,058,694,235,735.19
  5. Step 5: Solve for x
    x = 243,058,694,235,735.19/13,851,036.60
  6. Step 6: Final answer
    x = 17,548,050.83

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1.5x scale

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.