Home / 7,260,021.40-10,890,032.10-4,572,635.80

Finding the Fourth Proportional to 7,260,021.40, 10,890,032.10 and 4,572,635.80

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Solution

The fourth proportional to 7,260,021.40, 10,890,032.10 and 4,572,635.80 is: 6,858,953.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,021.40 : 10,890,032.10 = 4,572,635.80 : x
  2. Step 2: Convert to fraction form
    7,260,021.40/10,890,032.10 = 4,572,635.80/x
  3. Step 3: Cross multiply
    7,260,021.40x = 10,890,032.10 × 4,572,635.80
  4. Step 4: Simplify right side
    7,260,021.40x = 49,796,150,643,609.18
  5. Step 5: Solve for x
    x = 49,796,150,643,609.18/7,260,021.40
  6. Step 6: Final answer
    x = 6,858,953.70

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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.