Home / 5,220,842.60-7,831,263.90-3,803,666.60

Finding the Fourth Proportional to 5,220,842.60, 7,831,263.90 and 3,803,666.60

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Solution

The fourth proportional to 5,220,842.60, 7,831,263.90 and 3,803,666.60 is: 5,705,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,842.60 : 7,831,263.90 = 3,803,666.60 : x
  2. Step 2: Convert to fraction form
    5,220,842.60/7,831,263.90 = 3,803,666.60/x
  3. Step 3: Cross multiply
    5,220,842.60x = 7,831,263.90 × 3,803,666.60
  4. Step 4: Simplify right side
    5,220,842.60x = 29,787,516,932,215.74
  5. Step 5: Solve for x
    x = 29,787,516,932,215.74/5,220,842.60
  6. Step 6: Final answer
    x = 5,705,499.90

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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.