Home / 5,436,802.60-8,155,203.90-3,645,212.20

Finding the Fourth Proportional to 5,436,802.60, 8,155,203.90 and 3,645,212.20

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Solution

The fourth proportional to 5,436,802.60, 8,155,203.90 and 3,645,212.20 is: 5,467,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,802.60 : 8,155,203.90 = 3,645,212.20 : x
  2. Step 2: Convert to fraction form
    5,436,802.60/8,155,203.90 = 3,645,212.20/x
  3. Step 3: Cross multiply
    5,436,802.60x = 8,155,203.90 × 3,645,212.20
  4. Step 4: Simplify right side
    5,436,802.60x = 29,727,448,749,767.58
  5. Step 5: Solve for x
    x = 29,727,448,749,767.58/5,436,802.60
  6. Step 6: Final answer
    x = 5,467,818.30

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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.