Home / 8,145,258.93-12,217,899.74-3,470,130.90

Finding the Fourth Proportional to 8,145,258.93, 12,217,899.74 and 3,470,130.90

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Solution

The fourth proportional to 8,145,258.93, 12,217,899.74 and 3,470,130.90 is: 5,205,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,258.93 : 12,217,899.74 = 3,470,130.90 : x
  2. Step 2: Convert to fraction form
    8,145,258.93/12,217,899.74 = 3,470,130.90/x
  3. Step 3: Cross multiply
    8,145,258.93x = 12,217,899.74 × 3,470,130.90
  4. Step 4: Simplify right side
    8,145,258.93x = 42,397,711,403,525.30
  5. Step 5: Solve for x
    x = 42,397,711,403,525.30/8,145,258.93
  6. Step 6: Final answer
    x = 5,205,201.18

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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.