Home / 26,280,015.60-39,420,023.40-7,113,730.80

Finding the Fourth Proportional to 26,280,015.60, 39,420,023.40 and 7,113,730.80

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Solution

The fourth proportional to 26,280,015.60, 39,420,023.40 and 7,113,730.80 is: 10,670,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280,015.60 : 39,420,023.40 = 7,113,730.80 : x
  2. Step 2: Convert to fraction form
    26,280,015.60/39,420,023.40 = 7,113,730.80/x
  3. Step 3: Cross multiply
    26,280,015.60x = 39,420,023.40 × 7,113,730.80
  4. Step 4: Simplify right side
    26,280,015.60x = 280,423,434,597,300.69
  5. Step 5: Solve for x
    x = 280,423,434,597,300.69/26,280,015.60
  6. Step 6: Final answer
    x = 10,670,596.20

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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.