Home / 10,867,281.30-16,300,921.95-7,088,145.30

Finding the Fourth Proportional to 10,867,281.30, 16,300,921.95 and 7,088,145.30

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Solution

The fourth proportional to 10,867,281.30, 16,300,921.95 and 7,088,145.30 is: 10,632,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,281.30 : 16,300,921.95 = 7,088,145.30 : x
  2. Step 2: Convert to fraction form
    10,867,281.30/16,300,921.95 = 7,088,145.30/x
  3. Step 3: Cross multiply
    10,867,281.30x = 16,300,921.95 × 7,088,145.30
  4. Step 4: Simplify right side
    10,867,281.30x = 115,543,303,305,559.33
  5. Step 5: Solve for x
    x = 115,543,303,305,559.33/10,867,281.30
  6. Step 6: Final answer
    x = 10,632,217.95

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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.