Home / 13,851,036.90-20,776,555.35-13,567,601.70

Finding the Fourth Proportional to 13,851,036.90, 20,776,555.35 and 13,567,601.70

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Solution

The fourth proportional to 13,851,036.90, 20,776,555.35 and 13,567,601.70 is: 20,351,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,036.90 : 20,776,555.35 = 13,567,601.70 : x
  2. Step 2: Convert to fraction form
    13,851,036.90/20,776,555.35 = 13,567,601.70/x
  3. Step 3: Cross multiply
    13,851,036.90x = 20,776,555.35 × 13,567,601.70
  4. Step 4: Simplify right side
    13,851,036.90x = 281,888,027,686,804.12
  5. Step 5: Solve for x
    x = 281,888,027,686,804.12/13,851,036.90
  6. Step 6: Final answer
    x = 20,351,402.55

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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.