Home / 69,996,919.86-105,000,424.89-26,866,123.30

Finding the Fourth Proportional to 69,996,919.86, 105,000,424.89 and 26,866,123.30

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Solution

The fourth proportional to 69,996,919.86, 105,000,424.89 and 26,866,123.30 is: 40,301,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,996,919.86 : 105,000,424.89 = 26,866,123.30 : x
  2. Step 2: Convert to fraction form
    69,996,919.86/105,000,424.89 = 26,866,123.30/x
  3. Step 3: Cross multiply
    69,996,919.86x = 105,000,424.89 × 26,866,123.30
  4. Step 4: Simplify right side
    69,996,919.86x = 2,820,954,361,647,129
  5. Step 5: Solve for x
    x = 2,820,954,361,647,129/69,996,919.86
  6. Step 6: Final answer
    x = 40,301,121.35

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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.