Home / 15,034,051.13-20,747,004.12-8,158,533.26

Finding the Fourth Proportional to 15,034,051.13, 20,747,004.12 and 8,158,533.26

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Solution

The fourth proportional to 15,034,051.13, 20,747,004.12 and 8,158,533.26 is: 11,258,783.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,051.13 : 20,747,004.12 = 8,158,533.26 : x
  2. Step 2: Convert to fraction form
    15,034,051.13/20,747,004.12 = 8,158,533.26/x
  3. Step 3: Cross multiply
    15,034,051.13x = 20,747,004.12 × 8,158,533.26
  4. Step 4: Simplify right side
    15,034,051.13x = 169,265,123,054,642.03
  5. Step 5: Solve for x
    x = 169,265,123,054,642.03/15,034,051.13
  6. Step 6: Final answer
    x = 11,258,783.25

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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.