Home / 8,749,949.60-13,124,924.40-5,348,727.20

Finding the Fourth Proportional to 8,749,949.60, 13,124,924.40 and 5,348,727.20

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Solution

The fourth proportional to 8,749,949.60, 13,124,924.40 and 5,348,727.20 is: 8,023,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,949.60 : 13,124,924.40 = 5,348,727.20 : x
  2. Step 2: Convert to fraction form
    8,749,949.60/13,124,924.40 = 5,348,727.20/x
  3. Step 3: Cross multiply
    8,749,949.60x = 13,124,924.40 × 5,348,727.20
  4. Step 4: Simplify right side
    8,749,949.60x = 70,201,640,136,223.69
  5. Step 5: Solve for x
    x = 70,201,640,136,223.69/8,749,949.60
  6. Step 6: Final answer
    x = 8,023,090.80

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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.