Home / 8,931,785.44-12,325,600.56-5,064,659.68

Finding the Fourth Proportional to 8,931,785.44, 12,325,600.56 and 5,064,659.68

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Solution

The fourth proportional to 8,931,785.44, 12,325,600.56 and 5,064,659.68 is: 6,989,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,785.44 : 12,325,600.56 = 5,064,659.68 : x
  2. Step 2: Convert to fraction form
    8,931,785.44/12,325,600.56 = 5,064,659.68/x
  3. Step 3: Cross multiply
    8,931,785.44x = 12,325,600.56 × 5,064,659.68
  4. Step 4: Simplify right side
    8,931,785.44x = 62,424,972,188,017.42
  5. Step 5: Solve for x
    x = 62,424,972,188,017.42/8,931,785.44
  6. Step 6: Final answer
    x = 6,989,081.03

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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.