Home / 10,305,911.40-15,458,867.10-3,574,325.40

Finding the Fourth Proportional to 10,305,911.40, 15,458,867.10 and 3,574,325.40

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Solution

The fourth proportional to 10,305,911.40, 15,458,867.10 and 3,574,325.40 is: 5,361,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305,911.40 : 15,458,867.10 = 3,574,325.40 : x
  2. Step 2: Convert to fraction form
    10,305,911.40/15,458,867.10 = 3,574,325.40/x
  3. Step 3: Cross multiply
    10,305,911.40x = 15,458,867.10 × 3,574,325.40
  4. Step 4: Simplify right side
    10,305,911.40x = 55,255,021,330,754.34
  5. Step 5: Solve for x
    x = 55,255,021,330,754.34/10,305,911.40
  6. Step 6: Final answer
    x = 5,361,488.10

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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.