Home / 12,372,679.01-17,074,482.80-6,866,410.59

Finding the Fourth Proportional to 12,372,679.01, 17,074,482.80 and 6,866,410.59

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Solution

The fourth proportional to 12,372,679.01, 17,074,482.80 and 6,866,410.59 is: 9,475,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372,679.01 : 17,074,482.80 = 6,866,410.59 : x
  2. Step 2: Convert to fraction form
    12,372,679.01/17,074,482.80 = 6,866,410.59/x
  3. Step 3: Cross multiply
    12,372,679.01x = 17,074,482.80 × 6,866,410.59
  4. Step 4: Simplify right side
    12,372,679.01x = 117,240,409,482,360.81
  5. Step 5: Solve for x
    x = 117,240,409,482,360.81/12,372,679.01
  6. Step 6: Final answer
    x = 9,475,749.70

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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.