Home / 5,620,913.56-8,430,802.91-3,810,900.24

Finding the Fourth Proportional to 5,620,913.56, 8,430,802.91 and 3,810,900.24

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Solution

The fourth proportional to 5,620,913.56, 8,430,802.91 and 3,810,900.24 is: 5,715,965.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,913.56 : 8,430,802.91 = 3,810,900.24 : x
  2. Step 2: Convert to fraction form
    5,620,913.56/8,430,802.91 = 3,810,900.24/x
  3. Step 3: Cross multiply
    5,620,913.56x = 8,430,802.91 × 3,810,900.24
  4. Step 4: Simplify right side
    5,620,913.56x = 32,128,948,833,111.70
  5. Step 5: Solve for x
    x = 32,128,948,833,111.70/5,620,913.56
  6. Step 6: Final answer
    x = 5,715,965.65

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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.