Home / 5,420,055.68-7,478,987.30-3,097,098.77

Finding the Fourth Proportional to 5,420,055.68, 7,478,987.30 and 3,097,098.77

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Solution

The fourth proportional to 5,420,055.68, 7,478,987.30 and 3,097,098.77 is: 4,273,602.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,055.68 : 7,478,987.30 = 3,097,098.77 : x
  2. Step 2: Convert to fraction form
    5,420,055.68/7,478,987.30 = 3,097,098.77/x
  3. Step 3: Cross multiply
    5,420,055.68x = 7,478,987.30 × 3,097,098.77
  4. Step 4: Simplify right side
    5,420,055.68x = 23,163,162,390,717.76
  5. Step 5: Solve for x
    x = 23,163,162,390,717.76/5,420,055.68
  6. Step 6: Final answer
    x = 4,273,602.29

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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.