Home / 5,666,386.28-8,498,367.54-1,621,788.20

Finding the Fourth Proportional to 5,666,386.28, 8,498,367.54 and 1,621,788.20

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Solution

The fourth proportional to 5,666,386.28, 8,498,367.54 and 1,621,788.20 is: 2,432,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,386.28 : 8,498,367.54 = 1,621,788.20 : x
  2. Step 2: Convert to fraction form
    5,666,386.28/8,498,367.54 = 1,621,788.20/x
  3. Step 3: Cross multiply
    5,666,386.28x = 8,498,367.54 × 1,621,788.20
  4. Step 4: Simplify right side
    5,666,386.28x = 13,782,552,195,635.03
  5. Step 5: Solve for x
    x = 13,782,552,195,635.03/5,666,386.28
  6. Step 6: Final answer
    x = 2,432,335.45

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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.