Home / 69,996,918.36-105,000,422.64-26,866,121.80

Finding the Fourth Proportional to 69,996,918.36, 105,000,422.64 and 26,866,121.80

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Solution

The fourth proportional to 69,996,918.36, 105,000,422.64 and 26,866,121.80 is: 40,301,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,996,918.36 : 105,000,422.64 = 26,866,121.80 : x
  2. Step 2: Convert to fraction form
    69,996,918.36/105,000,422.64 = 26,866,121.80/x
  3. Step 3: Cross multiply
    69,996,918.36x = 105,000,422.64 × 26,866,121.80
  4. Step 4: Simplify right side
    69,996,918.36x = 2,820,954,143,697,717.50
  5. Step 5: Solve for x
    x = 2,820,954,143,697,717.50/69,996,918.36
  6. Step 6: Final answer
    x = 40,301,119.10

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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.