Home / 9,021,809,817.36-12,449,087,805.78-5,007,649,275.81

Finding the Fourth Proportional to 9,021,809,817.36, 12,449,087,805.78 and 5,007,649,275.81

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Solution

The fourth proportional to 9,021,809,817.36, 12,449,087,805.78 and 5,007,649,275.81 is: 6,909,995,532.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,809,817.36 : 12,449,087,805.78 = 5,007,649,275.81 : x
  2. Step 2: Convert to fraction form
    9,021,809,817.36/12,449,087,805.78 = 5,007,649,275.81/x
  3. Step 3: Cross multiply
    9,021,809,817.36x = 12,449,087,805.78 × 5,007,649,275.81
  4. Step 4: Simplify right side
    9,021,809,817.36x = 62,340,665,535,109,324,800
  5. Step 5: Solve for x
    x = 62,340,665,535,109,324,800/9,021,809,817.36
  6. Step 6: Final answer
    x = 6,909,995,532.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.