Home / 10,632,362.20-15,953,208.90-4,949,661.40

Finding the Fourth Proportional to 10,632,362.20, 15,953,208.90 and 4,949,661.40

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Solution

The fourth proportional to 10,632,362.20, 15,953,208.90 and 4,949,661.40 is: 7,426,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632,362.20 : 15,953,208.90 = 4,949,661.40 : x
  2. Step 2: Convert to fraction form
    10,632,362.20/15,953,208.90 = 4,949,661.40/x
  3. Step 3: Cross multiply
    10,632,362.20x = 15,953,208.90 × 4,949,661.40
  4. Step 4: Simplify right side
    10,632,362.20x = 78,962,982,298,466.47
  5. Step 5: Solve for x
    x = 78,962,982,298,466.47/10,632,362.20
  6. Step 6: Final answer
    x = 7,426,664.07

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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.