Home / 20,230,842.20-30,346,263.30-6,585,274.40

Finding the Fourth Proportional to 20,230,842.20, 30,346,263.30 and 6,585,274.40

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Solution

The fourth proportional to 20,230,842.20, 30,346,263.30 and 6,585,274.40 is: 9,877,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,842.20 : 30,346,263.30 = 6,585,274.40 : x
  2. Step 2: Convert to fraction form
    20,230,842.20/30,346,263.30 = 6,585,274.40/x
  3. Step 3: Cross multiply
    20,230,842.20x = 30,346,263.30 × 6,585,274.40
  4. Step 4: Simplify right side
    20,230,842.20x = 199,838,470,845,149.53
  5. Step 5: Solve for x
    x = 199,838,470,845,149.53/20,230,842.20
  6. Step 6: Final answer
    x = 9,877,911.60

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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.